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Finding the Fourth Proportional to 107,803.44, 161,727.56 and 45,474.48

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Solution

The fourth proportional to 107,803.44, 161,727.56 and 45,474.48 is: 68,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,803.44 : 161,727.56 = 45,474.48 : x
  2. Step 2: Convert to fraction form
    107,803.44/161,727.56 = 45,474.48/x
  3. Step 3: Cross multiply
    107,803.44x = 161,727.56 × 45,474.48
  4. Step 4: Simplify right side
    107,803.44x = 7,354,476,692.67
  5. Step 5: Solve for x
    x = 7,354,476,692.67/107,803.44
  6. Step 6: Final answer
    x = 68,221.17

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