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Finding the Fourth Proportional to 29,251.98, 43,877.97 and 13,680.54

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Solution

The fourth proportional to 29,251.98, 43,877.97 and 13,680.54 is: 20,520.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251.98 : 43,877.97 = 13,680.54 : x
  2. Step 2: Convert to fraction form
    29,251.98/43,877.97 = 13,680.54/x
  3. Step 3: Cross multiply
    29,251.98x = 43,877.97 × 13,680.54
  4. Step 4: Simplify right side
    29,251.98x = 600,274,323.70
  5. Step 5: Solve for x
    x = 600,274,323.70/29,251.98
  6. Step 6: Final answer
    x = 20,520.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.