Home / 41,630.06-62,489.10-40,689.92

Finding the Fourth Proportional to 41,630.06, 62,489.10 and 40,689.92

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Solution

The fourth proportional to 41,630.06, 62,489.10 and 40,689.92 is: 61,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,630.06 : 62,489.10 = 40,689.92 : x
  2. Step 2: Convert to fraction form
    41,630.06/62,489.10 = 40,689.92/x
  3. Step 3: Cross multiply
    41,630.06x = 62,489.10 × 40,689.92
  4. Step 4: Simplify right side
    41,630.06x = 2,542,676,479.87
  5. Step 5: Solve for x
    x = 2,542,676,479.87/41,630.06
  6. Step 6: Final answer
    x = 61,077.90

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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.