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CUET
General Test
Numerical Ability
Ratios
If 8 : x :: x : 32, find the positive value of x.
20
16
4
12
8 : x :: x : 32
⇒ The fourth proportional x,
⇒ \( { x}^{2 } \) = 256
⇒ x = \(\sqrt { 256}\)
⇒ x = 16.