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Finding the Fourth Proportional to 193,586.72, 267,033.92 and 121,842.24

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Solution

The fourth proportional to 193,586.72, 267,033.92 and 121,842.24 is: 168,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,586.72 : 267,033.92 = 121,842.24 : x
  2. Step 2: Convert to fraction form
    193,586.72/267,033.92 = 121,842.24/x
  3. Step 3: Cross multiply
    193,586.72x = 267,033.92 × 121,842.24
  4. Step 4: Simplify right side
    193,586.72x = 32,536,010,968.78
  5. Step 5: Solve for x
    x = 32,536,010,968.78/193,586.72
  6. Step 6: Final answer
    x = 168,069.44

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