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Finding the Fourth Proportional to 107,416.28, 161,140.80 and 54,797.06

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Solution

The fourth proportional to 107,416.28, 161,140.80 and 54,797.06 is: 82,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,416.28 : 161,140.80 = 54,797.06 : x
  2. Step 2: Convert to fraction form
    107,416.28/161,140.80 = 54,797.06/x
  3. Step 3: Cross multiply
    107,416.28x = 161,140.80 × 54,797.06
  4. Step 4: Simplify right side
    107,416.28x = 8,830,042,086.05
  5. Step 5: Solve for x
    x = 8,830,042,086.05/107,416.28
  6. Step 6: Final answer
    x = 82,203.95

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