Question

# If 5,x,45 and y are in continued proportion, find the values of x and y.

Solution

## If ' x ' is Third Proportion of ' a ' and ' b ' . Then , a : x = x : b x² = ab x = √ ab According to the problem given, a = 5 , b = 45 x = √ ( 5 × 45 ) =√ ( 5 × 5 ×9) =5 ×3 =15

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