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Finding the Fourth Proportional to 83,190.89, 124,793.26 and 27,029.76

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Solution

The fourth proportional to 83,190.89, 124,793.26 and 27,029.76 is: 40,546.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,190.89 : 124,793.26 = 27,029.76 : x
  2. Step 2: Convert to fraction form
    83,190.89/124,793.26 = 27,029.76/x
  3. Step 3: Cross multiply
    83,190.89x = 124,793.26 × 27,029.76
  4. Step 4: Simplify right side
    83,190.89x = 3,373,131,867.42
  5. Step 5: Solve for x
    x = 3,373,131,867.42/83,190.89
  6. Step 6: Final answer
    x = 40,546.89

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