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Finding the Fourth Proportional to 41,601.60, 62,402.40 and 29,791.80

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Solution

The fourth proportional to 41,601.60, 62,402.40 and 29,791.80 is: 44,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,601.60 : 62,402.40 = 29,791.80 : x
  2. Step 2: Convert to fraction form
    41,601.60/62,402.40 = 29,791.80/x
  3. Step 3: Cross multiply
    41,601.60x = 62,402.40 × 29,791.80
  4. Step 4: Simplify right side
    41,601.60x = 1,859,079,820.32
  5. Step 5: Solve for x
    x = 1,859,079,820.32/41,601.60
  6. Step 6: Final answer
    x = 44,687.70

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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.