Home / 87,882.96-131,804.70-40,452.60

Finding the Fourth Proportional to 87,882.96, 131,804.70 and 40,452.60

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Solution

The fourth proportional to 87,882.96, 131,804.70 and 40,452.60 is: 60,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,882.96 : 131,804.70 = 40,452.60 : x
  2. Step 2: Convert to fraction form
    87,882.96/131,804.70 = 40,452.60/x
  3. Step 3: Cross multiply
    87,882.96x = 131,804.70 × 40,452.60
  4. Step 4: Simplify right side
    87,882.96x = 5,331,842,807.22
  5. Step 5: Solve for x
    x = 5,331,842,807.22/87,882.96
  6. Step 6: Final answer
    x = 60,669.81

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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.