Home / 83,237.26-124,874.39-38,839.80

Finding the Fourth Proportional to 83,237.26, 124,874.39 and 38,839.80

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Solution

The fourth proportional to 83,237.26, 124,874.39 and 38,839.80 is: 58,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,237.26 : 124,874.39 = 38,839.80 : x
  2. Step 2: Convert to fraction form
    83,237.26/124,874.39 = 38,839.80/x
  3. Step 3: Cross multiply
    83,237.26x = 124,874.39 × 38,839.80
  4. Step 4: Simplify right side
    83,237.26x = 4,850,095,708.35
  5. Step 5: Solve for x
    x = 4,850,095,708.35/83,237.26
  6. Step 6: Final answer
    x = 58,268.32

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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.