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Finding the Fourth Proportional to 60,487.20, 83,454.84 and 41,350.95

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Solution

The fourth proportional to 60,487.20, 83,454.84 and 41,350.95 is: 57,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487.20 : 83,454.84 = 41,350.95 : x
  2. Step 2: Convert to fraction form
    60,487.20/83,454.84 = 41,350.95/x
  3. Step 3: Cross multiply
    60,487.20x = 83,454.84 × 41,350.95
  4. Step 4: Simplify right side
    60,487.20x = 3,450,936,916.10
  5. Step 5: Solve for x
    x = 3,450,936,916.10/60,487.20
  6. Step 6: Final answer
    x = 57,052.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.