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Finding the Fourth Proportional to 167,537.96, 251,306.43 and 67,697

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Solution

The fourth proportional to 167,537.96, 251,306.43 and 67,697 is: 101,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,537.96 : 251,306.43 = 67,697 : x
  2. Step 2: Convert to fraction form
    167,537.96/251,306.43 = 67,697/x
  3. Step 3: Cross multiply
    167,537.96x = 251,306.43 × 67,697
  4. Step 4: Simplify right side
    167,537.96x = 17,012,691,391.71
  5. Step 5: Solve for x
    x = 17,012,691,391.71/167,537.96
  6. Step 6: Final answer
    x = 101,545.29

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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.