Home / 83,260.40-124,892.10-27,100.31

Finding the Fourth Proportional to 83,260.40, 124,892.10 and 27,100.31

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Solution

The fourth proportional to 83,260.40, 124,892.10 and 27,100.31 is: 40,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,260.40 : 124,892.10 = 27,100.31 : x
  2. Step 2: Convert to fraction form
    83,260.40/124,892.10 = 27,100.31/x
  3. Step 3: Cross multiply
    83,260.40x = 124,892.10 × 27,100.31
  4. Step 4: Simplify right side
    83,260.40x = 3,384,614,002.09
  5. Step 5: Solve for x
    x = 3,384,614,002.09/83,260.40
  6. Step 6: Final answer
    x = 40,650.95

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1.5x scale

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.