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Finding the Fourth Proportional to 54,198.64, 81,268.24 and 16,748.56

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Solution

The fourth proportional to 54,198.64, 81,268.24 and 16,748.56 is: 25,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,198.64 : 81,268.24 = 16,748.56 : x
  2. Step 2: Convert to fraction form
    54,198.64/81,268.24 = 16,748.56/x
  3. Step 3: Cross multiply
    54,198.64x = 81,268.24 × 16,748.56
  4. Step 4: Simplify right side
    54,198.64x = 1,361,125,993.73
  5. Step 5: Solve for x
    x = 1,361,125,993.73/54,198.64
  6. Step 6: Final answer
    x = 25,113.66

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