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Finding the Fourth Proportional to 89,379.20, 134,067.72 and 22,818.56

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Solution

The fourth proportional to 89,379.20, 134,067.72 and 22,818.56 is: 34,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,379.20 : 134,067.72 = 22,818.56 : x
  2. Step 2: Convert to fraction form
    89,379.20/134,067.72 = 22,818.56/x
  3. Step 3: Cross multiply
    89,379.20x = 134,067.72 × 22,818.56
  4. Step 4: Simplify right side
    89,379.20x = 3,059,232,312.88
  5. Step 5: Solve for x
    x = 3,059,232,312.88/89,379.20
  6. Step 6: Final answer
    x = 34,227.56

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