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Finding the Fourth Proportional to 71,234.10, 98,304.03 and 44,387.46

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Solution

The fourth proportional to 71,234.10, 98,304.03 and 44,387.46 is: 61,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,234.10 : 98,304.03 = 44,387.46 : x
  2. Step 2: Convert to fraction form
    71,234.10/98,304.03 = 44,387.46/x
  3. Step 3: Cross multiply
    71,234.10x = 98,304.03 × 44,387.46
  4. Step 4: Simplify right side
    71,234.10x = 4,363,466,199.46
  5. Step 5: Solve for x
    x = 4,363,466,199.46/71,234.10
  6. Step 6: Final answer
    x = 61,255.30

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Why These Related Problems?

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