Home / 57,440.24-86,003.76-29,679.92

Finding the Fourth Proportional to 57,440.24, 86,003.76 and 29,679.92

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Solution

The fourth proportional to 57,440.24, 86,003.76 and 29,679.92 is: 44,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,440.24 : 86,003.76 = 29,679.92 : x
  2. Step 2: Convert to fraction form
    57,440.24/86,003.76 = 29,679.92/x
  3. Step 3: Cross multiply
    57,440.24x = 86,003.76 × 29,679.92
  4. Step 4: Simplify right side
    57,440.24x = 2,552,584,716.50
  5. Step 5: Solve for x
    x = 2,552,584,716.50/57,440.24
  6. Step 6: Final answer
    x = 44,438.96

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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.