Home / 72,380.95-108,550.62-24,983.73

Finding the Fourth Proportional to 72,380.95, 108,550.62 and 24,983.73

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Solution

The fourth proportional to 72,380.95, 108,550.62 and 24,983.73 is: 37,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,380.95 : 108,550.62 = 24,983.73 : x
  2. Step 2: Convert to fraction form
    72,380.95/108,550.62 = 24,983.73/x
  3. Step 3: Cross multiply
    72,380.95x = 108,550.62 × 24,983.73
  4. Step 4: Simplify right side
    72,380.95x = 2,711,999,381.41
  5. Step 5: Solve for x
    x = 2,711,999,381.41/72,380.95
  6. Step 6: Final answer
    x = 37,468.42

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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.