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Finding the Fourth Proportional to 58,898.13, 88,375.55 and 29,318.55

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Solution

The fourth proportional to 58,898.13, 88,375.55 and 29,318.55 is: 43,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,898.13 : 88,375.55 = 29,318.55 : x
  2. Step 2: Convert to fraction form
    58,898.13/88,375.55 = 29,318.55/x
  3. Step 3: Cross multiply
    58,898.13x = 88,375.55 × 29,318.55
  4. Step 4: Simplify right side
    58,898.13x = 2,591,042,981.45
  5. Step 5: Solve for x
    x = 2,591,042,981.45/58,898.13
  6. Step 6: Final answer
    x = 43,991.94

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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.