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Finding the Fourth Proportional to 67,841.55, 101,744.10 and 23,481.90

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Solution

The fourth proportional to 67,841.55, 101,744.10 and 23,481.90 is: 35,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,841.55 : 101,744.10 = 23,481.90 : x
  2. Step 2: Convert to fraction form
    67,841.55/101,744.10 = 23,481.90/x
  3. Step 3: Cross multiply
    67,841.55x = 101,744.10 × 23,481.90
  4. Step 4: Simplify right side
    67,841.55x = 2,389,144,781.79
  5. Step 5: Solve for x
    x = 2,389,144,781.79/67,841.55
  6. Step 6: Final answer
    x = 35,216.54

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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.