Home / 83,604.38-125,422.97-36,857.25

Finding the Fourth Proportional to 83,604.38, 125,422.97 and 36,857.25

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Solution

The fourth proportional to 83,604.38, 125,422.97 and 36,857.25 is: 55,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,604.38 : 125,422.97 = 36,857.25 : x
  2. Step 2: Convert to fraction form
    83,604.38/125,422.97 = 36,857.25/x
  3. Step 3: Cross multiply
    83,604.38x = 125,422.97 × 36,857.25
  4. Step 4: Simplify right side
    83,604.38x = 4,622,745,576.75
  5. Step 5: Solve for x
    x = 4,622,745,576.75/83,604.38
  6. Step 6: Final answer
    x = 55,293.11

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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.