Home / 83,694.11-125,549.43-27,511.43

Finding the Fourth Proportional to 83,694.11, 125,549.43 and 27,511.43

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Solution

The fourth proportional to 83,694.11, 125,549.43 and 27,511.43 is: 41,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,694.11 : 125,549.43 = 27,511.43 : x
  2. Step 2: Convert to fraction form
    83,694.11/125,549.43 = 27,511.43/x
  3. Step 3: Cross multiply
    83,694.11x = 125,549.43 × 27,511.43
  4. Step 4: Simplify right side
    83,694.11x = 3,454,044,041.11
  5. Step 5: Solve for x
    x = 3,454,044,041.11/83,694.11
  6. Step 6: Final answer
    x = 41,269.86

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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.