Home / 57,480.25-86,234.96-18,037.71

Finding the Fourth Proportional to 57,480.25, 86,234.96 and 18,037.71

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Solution

The fourth proportional to 57,480.25, 86,234.96 and 18,037.71 is: 27,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,480.25 : 86,234.96 = 18,037.71 : x
  2. Step 2: Convert to fraction form
    57,480.25/86,234.96 = 18,037.71/x
  3. Step 3: Cross multiply
    57,480.25x = 86,234.96 × 18,037.71
  4. Step 4: Simplify right side
    57,480.25x = 1,555,481,200.34
  5. Step 5: Solve for x
    x = 1,555,481,200.34/57,480.25
  6. Step 6: Final answer
    x = 27,061.14

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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.