Finding the Fourth Proportional to 71,626.97, 107,487.10 and 27,254.09
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Solution
The fourth proportional to 71,626.97, 107,487.10 and 27,254.09 is: 40,898.88
Step by Step Solution
- Step 1: Write the proportion equation
71,626.97 : 107,487.10 = 27,254.09 : x - Step 2: Convert to fraction form
71,626.97/107,487.10 = 27,254.09/x - Step 3: Cross multiply
71,626.97x = 107,487.10 × 27,254.09 - Step 4: Simplify right side
71,626.97x = 2,929,463,097.24 - Step 5: Solve for x
x = 2,929,463,097.24/71,626.97 - Step 6: Final answer
x = 40,898.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.