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Finding the Fourth Proportional to 83,601.76, 115,371.84 and 45,879.52

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Solution

The fourth proportional to 83,601.76, 115,371.84 and 45,879.52 is: 63,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,601.76 : 115,371.84 = 45,879.52 : x
  2. Step 2: Convert to fraction form
    83,601.76/115,371.84 = 45,879.52/x
  3. Step 3: Cross multiply
    83,601.76x = 115,371.84 × 45,879.52
  4. Step 4: Simplify right side
    83,601.76x = 5,293,204,640.72
  5. Step 5: Solve for x
    x = 5,293,204,640.72/83,601.76
  6. Step 6: Final answer
    x = 63,314.51

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