Home / 62,449.60-93,650.89-20,318.66

Finding the Fourth Proportional to 62,449.60, 93,650.89 and 20,318.66

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Solution

The fourth proportional to 62,449.60, 93,650.89 and 20,318.66 is: 30,470.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,449.60 : 93,650.89 = 20,318.66 : x
  2. Step 2: Convert to fraction form
    62,449.60/93,650.89 = 20,318.66/x
  3. Step 3: Cross multiply
    62,449.60x = 93,650.89 × 20,318.66
  4. Step 4: Simplify right side
    62,449.60x = 1,902,860,592.61
  5. Step 5: Solve for x
    x = 1,902,860,592.61/62,449.60
  6. Step 6: Final answer
    x = 30,470.34

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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.