Home / 87,604.02-131,415.19-40,211.02

Finding the Fourth Proportional to 87,604.02, 131,415.19 and 40,211.02

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Solution

The fourth proportional to 87,604.02, 131,415.19 and 40,211.02 is: 60,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,604.02 : 131,415.19 = 40,211.02 : x
  2. Step 2: Convert to fraction form
    87,604.02/131,415.19 = 40,211.02/x
  3. Step 3: Cross multiply
    87,604.02x = 131,415.19 × 40,211.02
  4. Step 4: Simplify right side
    87,604.02x = 5,284,338,833.39
  5. Step 5: Solve for x
    x = 5,284,338,833.39/87,604.02
  6. Step 6: Final answer
    x = 60,320.73

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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.