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Finding the Fourth Proportional to 54,518.28, 81,777.39 and 14,537.28

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Solution

The fourth proportional to 54,518.28, 81,777.39 and 14,537.28 is: 21,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518.28 : 81,777.39 = 14,537.28 : x
  2. Step 2: Convert to fraction form
    54,518.28/81,777.39 = 14,537.28/x
  3. Step 3: Cross multiply
    54,518.28x = 81,777.39 × 14,537.28
  4. Step 4: Simplify right side
    54,518.28x = 1,188,820,816.10
  5. Step 5: Solve for x
    x = 1,188,820,816.10/54,518.28
  6. Step 6: Final answer
    x = 21,805.91

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