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Finding the Fourth Proportional to 29,737.86, 44,616.33 and 8,679.30

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Solution

The fourth proportional to 29,737.86, 44,616.33 and 8,679.30 is: 13,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,737.86 : 44,616.33 = 8,679.30 : x
  2. Step 2: Convert to fraction form
    29,737.86/44,616.33 = 8,679.30/x
  3. Step 3: Cross multiply
    29,737.86x = 44,616.33 × 8,679.30
  4. Step 4: Simplify right side
    29,737.86x = 387,238,512.97
  5. Step 5: Solve for x
    x = 387,238,512.97/29,737.86
  6. Step 6: Final answer
    x = 13,021.73

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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.