Home / 38,103.40-57,079.50-25,414.12

Finding the Fourth Proportional to 38,103.40, 57,079.50 and 25,414.12

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Solution

The fourth proportional to 38,103.40, 57,079.50 and 25,414.12 is: 38,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,103.40 : 57,079.50 = 25,414.12 : x
  2. Step 2: Convert to fraction form
    38,103.40/57,079.50 = 25,414.12/x
  3. Step 3: Cross multiply
    38,103.40x = 57,079.50 × 25,414.12
  4. Step 4: Simplify right side
    38,103.40x = 1,450,625,262.54
  5. Step 5: Solve for x
    x = 1,450,625,262.54/38,103.40
  6. Step 6: Final answer
    x = 38,070.76

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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.