Home / 83,125.30-124,551.15-48,003.70

Finding the Fourth Proportional to 83,125.30, 124,551.15 and 48,003.70

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Solution

The fourth proportional to 83,125.30, 124,551.15 and 48,003.70 is: 71,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,125.30 : 124,551.15 = 48,003.70 : x
  2. Step 2: Convert to fraction form
    83,125.30/124,551.15 = 48,003.70/x
  3. Step 3: Cross multiply
    83,125.30x = 124,551.15 × 48,003.70
  4. Step 4: Simplify right side
    83,125.30x = 5,978,916,039.26
  5. Step 5: Solve for x
    x = 5,978,916,039.26/83,125.30
  6. Step 6: Final answer
    x = 71,926.55

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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.