Home / 63,755.12-95,545.20-40,339.64

Finding the Fourth Proportional to 63,755.12, 95,545.20 and 40,339.64

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Solution

The fourth proportional to 63,755.12, 95,545.20 and 40,339.64 is: 60,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,755.12 : 95,545.20 = 40,339.64 : x
  2. Step 2: Convert to fraction form
    63,755.12/95,545.20 = 40,339.64/x
  3. Step 3: Cross multiply
    63,755.12x = 95,545.20 × 40,339.64
  4. Step 4: Simplify right side
    63,755.12x = 3,854,258,971.73
  5. Step 5: Solve for x
    x = 3,854,258,971.73/63,755.12
  6. Step 6: Final answer
    x = 60,454.11

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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.