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Finding the Fourth Proportional to 62,481.70, 93,722.55 and 36,237.70

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Solution

The fourth proportional to 62,481.70, 93,722.55 and 36,237.70 is: 54,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,481.70 : 93,722.55 = 36,237.70 : x
  2. Step 2: Convert to fraction form
    62,481.70/93,722.55 = 36,237.70/x
  3. Step 3: Cross multiply
    62,481.70x = 93,722.55 × 36,237.70
  4. Step 4: Simplify right side
    62,481.70x = 3,396,289,650.14
  5. Step 5: Solve for x
    x = 3,396,289,650.14/62,481.70
  6. Step 6: Final answer
    x = 54,356.55

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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.