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Finding the Fourth Proportional to 83,846.02, 115,755.33 and 55,589.98

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Solution

The fourth proportional to 83,846.02, 115,755.33 and 55,589.98 is: 76,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,846.02 : 115,755.33 = 55,589.98 : x
  2. Step 2: Convert to fraction form
    83,846.02/115,755.33 = 55,589.98/x
  3. Step 3: Cross multiply
    83,846.02x = 115,755.33 × 55,589.98
  4. Step 4: Simplify right side
    83,846.02x = 6,434,836,479.59
  5. Step 5: Solve for x
    x = 6,434,836,479.59/83,846.02
  6. Step 6: Final answer
    x = 76,745.88

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