Home / 62,400.90-86,113.11-35,543.41

Finding the Fourth Proportional to 62,400.90, 86,113.11 and 35,543.41

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Solution

The fourth proportional to 62,400.90, 86,113.11 and 35,543.41 is: 49,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,400.90 : 86,113.11 = 35,543.41 : x
  2. Step 2: Convert to fraction form
    62,400.90/86,113.11 = 35,543.41/x
  3. Step 3: Cross multiply
    62,400.90x = 86,113.11 × 35,543.41
  4. Step 4: Simplify right side
    62,400.90x = 3,060,753,575.11
  5. Step 5: Solve for x
    x = 3,060,753,575.11/62,400.90
  6. Step 6: Final answer
    x = 49,049.83

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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.