Home / 71,385.05-107,079.29-24,000.76

Finding the Fourth Proportional to 71,385.05, 107,079.29 and 24,000.76

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Solution

The fourth proportional to 71,385.05, 107,079.29 and 24,000.76 is: 36,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,385.05 : 107,079.29 = 24,000.76 : x
  2. Step 2: Convert to fraction form
    71,385.05/107,079.29 = 24,000.76/x
  3. Step 3: Cross multiply
    71,385.05x = 107,079.29 × 24,000.76
  4. Step 4: Simplify right side
    71,385.05x = 2,569,983,909.29
  5. Step 5: Solve for x
    x = 2,569,983,909.29/71,385.05
  6. Step 6: Final answer
    x = 36,001.71

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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.