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Finding the Fourth Proportional to 54,932.40, 82,398.60 and 53,960.40

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Solution

The fourth proportional to 54,932.40, 82,398.60 and 53,960.40 is: 80,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,932.40 : 82,398.60 = 53,960.40 : x
  2. Step 2: Convert to fraction form
    54,932.40/82,398.60 = 53,960.40/x
  3. Step 3: Cross multiply
    54,932.40x = 82,398.60 × 53,960.40
  4. Step 4: Simplify right side
    54,932.40x = 4,446,261,415.44
  5. Step 5: Solve for x
    x = 4,446,261,415.44/54,932.40
  6. Step 6: Final answer
    x = 80,940.60

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