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Finding the Fourth Proportional to 109,379.52, 164,078.54 and 30,493.82

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Solution

The fourth proportional to 109,379.52, 164,078.54 and 30,493.82 is: 45,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,379.52 : 164,078.54 = 30,493.82 : x
  2. Step 2: Convert to fraction form
    109,379.52/164,078.54 = 30,493.82/x
  3. Step 3: Cross multiply
    109,379.52x = 164,078.54 × 30,493.82
  4. Step 4: Simplify right side
    109,379.52x = 5,003,381,951.05
  5. Step 5: Solve for x
    x = 5,003,381,951.05/109,379.52
  6. Step 6: Final answer
    x = 45,743.32

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