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Finding the Fourth Proportional to 50,073.60, 69,091.20 and 38,115.84

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Solution

The fourth proportional to 50,073.60, 69,091.20 and 38,115.84 is: 52,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,073.60 : 69,091.20 = 38,115.84 : x
  2. Step 2: Convert to fraction form
    50,073.60/69,091.20 = 38,115.84/x
  3. Step 3: Cross multiply
    50,073.60x = 69,091.20 × 38,115.84
  4. Step 4: Simplify right side
    50,073.60x = 2,633,469,124.61
  5. Step 5: Solve for x
    x = 2,633,469,124.61/50,073.60
  6. Step 6: Final answer
    x = 52,591.97

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