Home / 83,576.57-125,276.78-27,402.02

Finding the Fourth Proportional to 83,576.57, 125,276.78 and 27,402.02

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Solution

The fourth proportional to 83,576.57, 125,276.78 and 27,402.02 is: 41,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,576.57 : 125,276.78 = 27,402.02 : x
  2. Step 2: Convert to fraction form
    83,576.57/125,276.78 = 27,402.02/x
  3. Step 3: Cross multiply
    83,576.57x = 125,276.78 × 27,402.02
  4. Step 4: Simplify right side
    83,576.57x = 3,432,836,694.09
  5. Step 5: Solve for x
    x = 3,432,836,694.09/83,576.57
  6. Step 6: Final answer
    x = 41,074.15

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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.