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Finding the Fourth Proportional to 54,947.23, 75,828.83 and 31,073.42

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Solution

The fourth proportional to 54,947.23, 75,828.83 and 31,073.42 is: 42,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.23 : 75,828.83 = 31,073.42 : x
  2. Step 2: Convert to fraction form
    54,947.23/75,828.83 = 31,073.42/x
  3. Step 3: Cross multiply
    54,947.23x = 75,828.83 × 31,073.42
  4. Step 4: Simplify right side
    54,947.23x = 2,356,261,116.90
  5. Step 5: Solve for x
    x = 2,356,261,116.90/54,947.23
  6. Step 6: Final answer
    x = 42,882.26

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