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Finding the Fourth Proportional to 71,652.11, 107,487.89 and 24,898.91

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Solution

The fourth proportional to 71,652.11, 107,487.89 and 24,898.91 is: 37,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,652.11 : 107,487.89 = 24,898.91 : x
  2. Step 2: Convert to fraction form
    71,652.11/107,487.89 = 24,898.91/x
  3. Step 3: Cross multiply
    71,652.11x = 107,487.89 × 24,898.91
  4. Step 4: Simplify right side
    71,652.11x = 2,676,331,174.71
  5. Step 5: Solve for x
    x = 2,676,331,174.71/71,652.11
  6. Step 6: Final answer
    x = 37,351.74

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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.