Question

what is the next series 81:63::74:​

Answer 1

Step-by-step explanation:

Let 81:63: : 74 :

$\therefore \: \frac{81}{63} = \frac{74}{x} \\ \frac{9 \times 9}{9 \times 7} = \frac{74}{x} \\ \frac{9}{7} = \frac{74}{x} \\ x = \frac{7 \times 74}{9} \\ x = \frac{518}{9}$

x

Answer 2

Answer:

The missing value is 57.55

Step-by-step explanation:

Given :81:63::74:​?

To Find : Find the missing value

Solution :

Let the missing value be x

So, 81:63::74:​x

So, $\frac{81}{63}=\frac{74}{x}$

$x=\frac{74 \times 63}{81}$

$x=57.555$

Hence the value of x is 57.55