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Finding the Fourth Proportional to 67,694.96, 101,658.60 and 41,553.20

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Solution

The fourth proportional to 67,694.96, 101,658.60 and 41,553.20 is: 62,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,694.96 : 101,658.60 = 41,553.20 : x
  2. Step 2: Convert to fraction form
    67,694.96/101,658.60 = 41,553.20/x
  3. Step 3: Cross multiply
    67,694.96x = 101,658.60 × 41,553.20
  4. Step 4: Simplify right side
    67,694.96x = 4,224,240,137.52
  5. Step 5: Solve for x
    x = 4,224,240,137.52/67,694.96
  6. Step 6: Final answer
    x = 62,401.10

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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.