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Finding the Fourth Proportional to 123,616.83, 170,591.31 and 67,028.22

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Solution

The fourth proportional to 123,616.83, 170,591.31 and 67,028.22 is: 92,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,616.83 : 170,591.31 = 67,028.22 : x
  2. Step 2: Convert to fraction form
    123,616.83/170,591.31 = 67,028.22/x
  3. Step 3: Cross multiply
    123,616.83x = 170,591.31 × 67,028.22
  4. Step 4: Simplify right side
    123,616.83x = 11,434,431,856.77
  5. Step 5: Solve for x
    x = 11,434,431,856.77/123,616.83
  6. Step 6: Final answer
    x = 92,498.99

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