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Finding the Fourth Proportional to 69,230.73, 95,542.91 and 38,607.28

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Solution

The fourth proportional to 69,230.73, 95,542.91 and 38,607.28 is: 53,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,230.73 : 95,542.91 = 38,607.28 : x
  2. Step 2: Convert to fraction form
    69,230.73/95,542.91 = 38,607.28/x
  3. Step 3: Cross multiply
    69,230.73x = 95,542.91 × 38,607.28
  4. Step 4: Simplify right side
    69,230.73x = 3,688,651,685.35
  5. Step 5: Solve for x
    x = 3,688,651,685.35/69,230.73
  6. Step 6: Final answer
    x = 53,280.56

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