Home / 57,651.14-86,469.56-15,534.52

Finding the Fourth Proportional to 57,651.14, 86,469.56 and 15,534.52

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Solution

The fourth proportional to 57,651.14, 86,469.56 and 15,534.52 is: 23,299.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,651.14 : 86,469.56 = 15,534.52 : x
  2. Step 2: Convert to fraction form
    57,651.14/86,469.56 = 15,534.52/x
  3. Step 3: Cross multiply
    57,651.14x = 86,469.56 × 15,534.52
  4. Step 4: Simplify right side
    57,651.14x = 1,343,263,109.21
  5. Step 5: Solve for x
    x = 1,343,263,109.21/57,651.14
  6. Step 6: Final answer
    x = 23,299.85

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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.