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Finding the Fourth Proportional to 54,403.84, 81,583.92 and 16,951.60

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Solution

The fourth proportional to 54,403.84, 81,583.92 and 16,951.60 is: 25,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403.84 : 81,583.92 = 16,951.60 : x
  2. Step 2: Convert to fraction form
    54,403.84/81,583.92 = 16,951.60/x
  3. Step 3: Cross multiply
    54,403.84x = 81,583.92 × 16,951.60
  4. Step 4: Simplify right side
    54,403.84x = 1,382,977,978.27
  5. Step 5: Solve for x
    x = 1,382,977,978.27/54,403.84
  6. Step 6: Final answer
    x = 25,420.59

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