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Finding the Fourth Proportional to 120,898.67, 166,844.36 and 67,185.95

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Solution

The fourth proportional to 120,898.67, 166,844.36 and 67,185.95 is: 92,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,898.67 : 166,844.36 = 67,185.95 : x
  2. Step 2: Convert to fraction form
    120,898.67/166,844.36 = 67,185.95/x
  3. Step 3: Cross multiply
    120,898.67x = 166,844.36 × 67,185.95
  4. Step 4: Simplify right side
    120,898.67x = 11,209,595,658.59
  5. Step 5: Solve for x
    x = 11,209,595,658.59/120,898.67
  6. Step 6: Final answer
    x = 92,718.94

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