Home / 42,491.20-63,737.88-23,760.76

Finding the Fourth Proportional to 42,491.20, 63,737.88 and 23,760.76

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Solution

The fourth proportional to 42,491.20, 63,737.88 and 23,760.76 is: 35,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,491.20 : 63,737.88 = 23,760.76 : x
  2. Step 2: Convert to fraction form
    42,491.20/63,737.88 = 23,760.76/x
  3. Step 3: Cross multiply
    42,491.20x = 63,737.88 × 23,760.76
  4. Step 4: Simplify right side
    42,491.20x = 1,514,460,469.59
  5. Step 5: Solve for x
    x = 1,514,460,469.59/42,491.20
  6. Step 6: Final answer
    x = 35,641.74

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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.