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Finding the Fourth Proportional to 105,796.44, 145,996.50 and 59,228.73

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Solution

The fourth proportional to 105,796.44, 145,996.50 and 59,228.73 is: 81,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,796.44 : 145,996.50 = 59,228.73 : x
  2. Step 2: Convert to fraction form
    105,796.44/145,996.50 = 59,228.73/x
  3. Step 3: Cross multiply
    105,796.44x = 145,996.50 × 59,228.73
  4. Step 4: Simplify right side
    105,796.44x = 8,647,187,279.45
  5. Step 5: Solve for x
    x = 8,647,187,279.45/105,796.44
  6. Step 6: Final answer
    x = 81,734.20

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