Home / 57,711.24-86,560.38-16,161.48

Finding the Fourth Proportional to 57,711.24, 86,560.38 and 16,161.48

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Solution

The fourth proportional to 57,711.24, 86,560.38 and 16,161.48 is: 24,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,711.24 : 86,560.38 = 16,161.48 : x
  2. Step 2: Convert to fraction form
    57,711.24/86,560.38 = 16,161.48/x
  3. Step 3: Cross multiply
    57,711.24x = 86,560.38 × 16,161.48
  4. Step 4: Simplify right side
    57,711.24x = 1,398,943,850.16
  5. Step 5: Solve for x
    x = 1,398,943,850.16/57,711.24
  6. Step 6: Final answer
    x = 24,240.41

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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.