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Finding the Fourth Proportional to 123,856.79, 170,922.22 and 67,267.76

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Solution

The fourth proportional to 123,856.79, 170,922.22 and 67,267.76 is: 92,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,856.79 : 170,922.22 = 67,267.76 : x
  2. Step 2: Convert to fraction form
    123,856.79/170,922.22 = 67,267.76/x
  3. Step 3: Cross multiply
    123,856.79x = 170,922.22 × 67,267.76
  4. Step 4: Simplify right side
    123,856.79x = 11,497,553,850.85
  5. Step 5: Solve for x
    x = 11,497,553,850.85/123,856.79
  6. Step 6: Final answer
    x = 92,829.42

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