Question
Verify the following:
91 : 104 :: 119 : 136

Answer

We have 91 : 104 :: 119 : 136
Product of means = 104 × 119 = 12376
Product of extremes = 91 × 136 = 12376
Product of means = Product of extremes
Hence 91 : 104 :: 119 : 136 is verified.

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