Home / 57,540.26-86,314.11-18,099.14

Finding the Fourth Proportional to 57,540.26, 86,314.11 and 18,099.14

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Solution

The fourth proportional to 57,540.26, 86,314.11 and 18,099.14 is: 27,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,540.26 : 86,314.11 = 18,099.14 : x
  2. Step 2: Convert to fraction form
    57,540.26/86,314.11 = 18,099.14/x
  3. Step 3: Cross multiply
    57,540.26x = 86,314.11 × 18,099.14
  4. Step 4: Simplify right side
    57,540.26x = 1,562,211,160.87
  5. Step 5: Solve for x
    x = 1,562,211,160.87/57,540.26
  6. Step 6: Final answer
    x = 27,149.88

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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.