Home / 57,741.30-86,614.38-18,299.97

Finding the Fourth Proportional to 57,741.30, 86,614.38 and 18,299.97

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Solution

The fourth proportional to 57,741.30, 86,614.38 and 18,299.97 is: 27,450.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.30 : 86,614.38 = 18,299.97 : x
  2. Step 2: Convert to fraction form
    57,741.30/86,614.38 = 18,299.97/x
  3. Step 3: Cross multiply
    57,741.30x = 86,614.38 × 18,299.97
  4. Step 4: Simplify right side
    57,741.30x = 1,585,040,555.57
  5. Step 5: Solve for x
    x = 1,585,040,555.57/57,741.30
  6. Step 6: Final answer
    x = 27,450.73

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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.