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Finding the Fourth Proportional to 54,333.20, 81,402.60 and 44,418.80

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Solution

The fourth proportional to 54,333.20, 81,402.60 and 44,418.80 is: 66,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,333.20 : 81,402.60 = 44,418.80 : x
  2. Step 2: Convert to fraction form
    54,333.20/81,402.60 = 44,418.80/x
  3. Step 3: Cross multiply
    54,333.20x = 81,402.60 × 44,418.80
  4. Step 4: Simplify right side
    54,333.20x = 3,615,805,808.88
  5. Step 5: Solve for x
    x = 3,615,805,808.88/54,333.20
  6. Step 6: Final answer
    x = 66,548.74

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