Home / 83,176.30-124,764.45-33,231.70

Finding the Fourth Proportional to 83,176.30, 124,764.45 and 33,231.70

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Solution

The fourth proportional to 83,176.30, 124,764.45 and 33,231.70 is: 49,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,176.30 : 124,764.45 = 33,231.70 : x
  2. Step 2: Convert to fraction form
    83,176.30/124,764.45 = 33,231.70/x
  3. Step 3: Cross multiply
    83,176.30x = 124,764.45 × 33,231.70
  4. Step 4: Simplify right side
    83,176.30x = 4,146,134,773.07
  5. Step 5: Solve for x
    x = 4,146,134,773.07/83,176.30
  6. Step 6: Final answer
    x = 49,847.55

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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.