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Finding the Fourth Proportional to 62,616.96, 93,872.88 and 29,319.48

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Solution

The fourth proportional to 62,616.96, 93,872.88 and 29,319.48 is: 43,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,616.96 : 93,872.88 = 29,319.48 : x
  2. Step 2: Convert to fraction form
    62,616.96/93,872.88 = 29,319.48/x
  3. Step 3: Cross multiply
    62,616.96x = 93,872.88 × 29,319.48
  4. Step 4: Simplify right side
    62,616.96x = 2,752,304,027.70
  5. Step 5: Solve for x
    x = 2,752,304,027.70/62,616.96
  6. Step 6: Final answer
    x = 43,954.61

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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.