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Finding the Fourth Proportional to 203,122.80, 304,165.80 and 161,650.80

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Solution

The fourth proportional to 203,122.80, 304,165.80 and 161,650.80 is: 242,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,122.80 : 304,165.80 = 161,650.80 : x
  2. Step 2: Convert to fraction form
    203,122.80/304,165.80 = 161,650.80/x
  3. Step 3: Cross multiply
    203,122.80x = 304,165.80 × 161,650.80
  4. Step 4: Simplify right side
    203,122.80x = 49,168,644,902.64
  5. Step 5: Solve for x
    x = 49,168,644,902.64/203,122.80
  6. Step 6: Final answer
    x = 242,063.64

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