Home / 82,053.28-123,079.92-25,893.55

Finding the Fourth Proportional to 82,053.28, 123,079.92 and 25,893.55

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Solution

The fourth proportional to 82,053.28, 123,079.92 and 25,893.55 is: 38,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,053.28 : 123,079.92 = 25,893.55 : x
  2. Step 2: Convert to fraction form
    82,053.28/123,079.92 = 25,893.55/x
  3. Step 3: Cross multiply
    82,053.28x = 123,079.92 × 25,893.55
  4. Step 4: Simplify right side
    82,053.28x = 3,186,976,062.52
  5. Step 5: Solve for x
    x = 3,186,976,062.52/82,053.28
  6. Step 6: Final answer
    x = 38,840.33

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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.