What is x when 99 divided by x equals 86?

To find the answer, just divide the dividend by the quotient: 99 ÷ 86 = 1.1511627906977

To prove this, let's compute 99 divided by 1.1511627906977: $\frac{99}{1.1511627906977} = 86$

How does it work?

Asking what the value of x could be when 99 divided by x gives a result of 86, is equivalent to solving the following equation:

$\frac{99}{x} = 86$

Multiply both sides by x: $\frac{99 x}{x} = 86 x$
$\frac{99 x}{x}$ is equivalent to $\frac{x}{x} \times 99$ , which simplifies to $1 \times 99$ (or just $99$ ).
Thus, the equation becomes: $99 = 86 x$
To find x, divide both sides by 86: $\frac{99}{86} = \frac{86 x}{86}$
Which gives, after simplification: $1.1511627906977 = x$ (or $x = 1.1511627906977$ )

So, if the dividend is 99 and the quotient is 86, the divisor is 1.1511627906977.