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Finding the Fourth Proportional to 137,753.10, 206,610.03 and 44,246.70

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Solution

The fourth proportional to 137,753.10, 206,610.03 and 44,246.70 is: 66,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,753.10 : 206,610.03 = 44,246.70 : x
  2. Step 2: Convert to fraction form
    137,753.10/206,610.03 = 44,246.70/x
  3. Step 3: Cross multiply
    137,753.10x = 206,610.03 × 44,246.70
  4. Step 4: Simplify right side
    137,753.10x = 9,141,812,014.40
  5. Step 5: Solve for x
    x = 9,141,812,014.40/137,753.10
  6. Step 6: Final answer
    x = 66,363.75

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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.