Finding the Fourth Proportional to 32,387,981.70, 48,581,972.55 and 32,387,981.70
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Solution
The fourth proportional to 32,387,981.70, 48,581,972.55 and 32,387,981.70 is: 48,581,972.55
Step by Step Solution
- Step 1: Write the proportion equation
32,387,981.70 : 48,581,972.55 = 32,387,981.70 : x - Step 2: Convert to fraction form
32,387,981.70/48,581,972.55 = 32,387,981.70/x - Step 3: Cross multiply
32,387,981.70x = 48,581,972.55 × 32,387,981.70 - Step 4: Simplify right side
32,387,981.70x = 1,573,472,037,899,302.25 - Step 5: Solve for x
x = 1,573,472,037,899,302.25/32,387,981.70 - Step 6: Final answer
x = 48,581,972.55
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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.