Home / 87,040.38-130,569.66-37,125.76

Finding the Fourth Proportional to 87,040.38, 130,569.66 and 37,125.76

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Solution

The fourth proportional to 87,040.38, 130,569.66 and 37,125.76 is: 55,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,040.38 : 130,569.66 = 37,125.76 : x
  2. Step 2: Convert to fraction form
    87,040.38/130,569.66 = 37,125.76/x
  3. Step 3: Cross multiply
    87,040.38x = 130,569.66 × 37,125.76
  4. Step 4: Simplify right side
    87,040.38x = 4,847,497,860.44
  5. Step 5: Solve for x
    x = 4,847,497,860.44/87,040.38
  6. Step 6: Final answer
    x = 55,692.52

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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.