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Finding the Fourth Proportional to 109,879.66, 151,634.85 and 59,578.66

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Solution

The fourth proportional to 109,879.66, 151,634.85 and 59,578.66 is: 82,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.66 : 151,634.85 = 59,578.66 : x
  2. Step 2: Convert to fraction form
    109,879.66/151,634.85 = 59,578.66/x
  3. Step 3: Cross multiply
    109,879.66x = 151,634.85 × 59,578.66
  4. Step 4: Simplify right side
    109,879.66x = 9,034,201,648.68
  5. Step 5: Solve for x
    x = 9,034,201,648.68/109,879.66
  6. Step 6: Final answer
    x = 82,219.05

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