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Finding the Fourth Proportional to 67,497.52, 101,350.32 and 57,104.12

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Solution

The fourth proportional to 67,497.52, 101,350.32 and 57,104.12 is: 85,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,497.52 : 101,350.32 = 57,104.12 : x
  2. Step 2: Convert to fraction form
    67,497.52/101,350.32 = 57,104.12/x
  3. Step 3: Cross multiply
    67,497.52x = 101,350.32 × 57,104.12
  4. Step 4: Simplify right side
    67,497.52x = 5,787,520,835.32
  5. Step 5: Solve for x
    x = 5,787,520,835.32/67,497.52
  6. Step 6: Final answer
    x = 85,744.20

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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.