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Finding the Fourth Proportional to 122,311.03, 168,772.91 and 67,862.33

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Solution

The fourth proportional to 122,311.03, 168,772.91 and 67,862.33 is: 93,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,311.03 : 168,772.91 = 67,862.33 : x
  2. Step 2: Convert to fraction form
    122,311.03/168,772.91 = 67,862.33/x
  3. Step 3: Cross multiply
    122,311.03x = 168,772.91 × 67,862.33
  4. Step 4: Simplify right side
    122,311.03x = 11,453,322,069.62
  5. Step 5: Solve for x
    x = 11,453,322,069.62/122,311.03
  6. Step 6: Final answer
    x = 93,640.96

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