Home / 83,204.25-124,756.47-38,169.15

Finding the Fourth Proportional to 83,204.25, 124,756.47 and 38,169.15

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Solution

The fourth proportional to 83,204.25, 124,756.47 and 38,169.15 is: 57,230.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,204.25 : 124,756.47 = 38,169.15 : x
  2. Step 2: Convert to fraction form
    83,204.25/124,756.47 = 38,169.15/x
  3. Step 3: Cross multiply
    83,204.25x = 124,756.47 × 38,169.15
  4. Step 4: Simplify right side
    83,204.25x = 4,761,848,416.90
  5. Step 5: Solve for x
    x = 4,761,848,416.90/83,204.25
  6. Step 6: Final answer
    x = 57,230.83

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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.