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Finding the Fourth Proportional to 131,297.20, 196,654.20 and 113,801.20

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Solution

The fourth proportional to 131,297.20, 196,654.20 and 113,801.20 is: 170,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,297.20 : 196,654.20 = 113,801.20 : x
  2. Step 2: Convert to fraction form
    131,297.20/196,654.20 = 113,801.20/x
  3. Step 3: Cross multiply
    131,297.20x = 196,654.20 × 113,801.20
  4. Step 4: Simplify right side
    131,297.20x = 22,379,483,945.04
  5. Step 5: Solve for x
    x = 22,379,483,945.04/131,297.20
  6. Step 6: Final answer
    x = 170,449.06

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