Home / 83,201.25-124,751.97-38,166.15

Finding the Fourth Proportional to 83,201.25, 124,751.97 and 38,166.15

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Solution

The fourth proportional to 83,201.25, 124,751.97 and 38,166.15 is: 57,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,201.25 : 124,751.97 = 38,166.15 : x
  2. Step 2: Convert to fraction form
    83,201.25/124,751.97 = 38,166.15/x
  3. Step 3: Cross multiply
    83,201.25x = 124,751.97 × 38,166.15
  4. Step 4: Simplify right side
    83,201.25x = 4,761,302,399.82
  5. Step 5: Solve for x
    x = 4,761,302,399.82/83,201.25
  6. Step 6: Final answer
    x = 57,226.33

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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.