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Finding the Fourth Proportional to 133,631.48, 200,484.14 and 118,943.05

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Solution

The fourth proportional to 133,631.48, 200,484.14 and 118,943.05 is: 178,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,631.48 : 200,484.14 = 118,943.05 : x
  2. Step 2: Convert to fraction form
    133,631.48/200,484.14 = 118,943.05/x
  3. Step 3: Cross multiply
    133,631.48x = 200,484.14 × 118,943.05
  4. Step 4: Simplify right side
    133,631.48x = 23,846,193,992.30
  5. Step 5: Solve for x
    x = 23,846,193,992.30/133,631.48
  6. Step 6: Final answer
    x = 178,447.43

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