Home / 87,873.94-131,635.14-40,424.14

Finding the Fourth Proportional to 87,873.94, 131,635.14 and 40,424.14

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Solution

The fourth proportional to 87,873.94, 131,635.14 and 40,424.14 is: 60,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,873.94 : 131,635.14 = 40,424.14 : x
  2. Step 2: Convert to fraction form
    87,873.94/131,635.14 = 40,424.14/x
  3. Step 3: Cross multiply
    87,873.94x = 131,635.14 × 40,424.14
  4. Step 4: Simplify right side
    87,873.94x = 5,321,237,328.28
  5. Step 5: Solve for x
    x = 5,321,237,328.28/87,873.94
  6. Step 6: Final answer
    x = 60,555.35

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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.