Home / 83,480.16-125,234.82-36,731.82

Finding the Fourth Proportional to 83,480.16, 125,234.82 and 36,731.82

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Solution

The fourth proportional to 83,480.16, 125,234.82 and 36,731.82 is: 55,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,480.16 : 125,234.82 = 36,731.82 : x
  2. Step 2: Convert to fraction form
    83,480.16/125,234.82 = 36,731.82/x
  3. Step 3: Cross multiply
    83,480.16x = 125,234.82 × 36,731.82
  4. Step 4: Simplify right side
    83,480.16x = 4,600,102,865.97
  5. Step 5: Solve for x
    x = 4,600,102,865.97/83,480.16
  6. Step 6: Final answer
    x = 55,104.15

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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.