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Finding the Fourth Proportional to 50,753.43, 70,044.08 and 29,531.43

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Solution

The fourth proportional to 50,753.43, 70,044.08 and 29,531.43 is: 40,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,753.43 : 70,044.08 = 29,531.43 : x
  2. Step 2: Convert to fraction form
    50,753.43/70,044.08 = 29,531.43/x
  3. Step 3: Cross multiply
    50,753.43x = 70,044.08 × 29,531.43
  4. Step 4: Simplify right side
    50,753.43x = 2,068,501,697.78
  5. Step 5: Solve for x
    x = 2,068,501,697.78/50,753.43
  6. Step 6: Final answer
    x = 40,755.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.