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Finding the Fourth Proportional to 95,546.80, 143,320.20 and 82,424.80

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Solution

The fourth proportional to 95,546.80, 143,320.20 and 82,424.80 is: 123,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,546.80 : 143,320.20 = 82,424.80 : x
  2. Step 2: Convert to fraction form
    95,546.80/143,320.20 = 82,424.80/x
  3. Step 3: Cross multiply
    95,546.80x = 143,320.20 × 82,424.80
  4. Step 4: Simplify right side
    95,546.80x = 11,813,138,820.96
  5. Step 5: Solve for x
    x = 11,813,138,820.96/95,546.80
  6. Step 6: Final answer
    x = 123,637.20

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