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Finding the Fourth Proportional to 78,992.20, 118,488.52 and 22,836.88

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Solution

The fourth proportional to 78,992.20, 118,488.52 and 22,836.88 is: 34,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,992.20 : 118,488.52 = 22,836.88 : x
  2. Step 2: Convert to fraction form
    78,992.20/118,488.52 = 22,836.88/x
  3. Step 3: Cross multiply
    78,992.20x = 118,488.52 × 22,836.88
  4. Step 4: Simplify right side
    78,992.20x = 2,705,907,520.18
  5. Step 5: Solve for x
    x = 2,705,907,520.18/78,992.20
  6. Step 6: Final answer
    x = 34,255.38

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