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Finding the Fourth Proportional to 209,523.26, 289,136.54 and 114,027.90

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Solution

The fourth proportional to 209,523.26, 289,136.54 and 114,027.90 is: 157,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,523.26 : 289,136.54 = 114,027.90 : x
  2. Step 2: Convert to fraction form
    209,523.26/289,136.54 = 114,027.90/x
  3. Step 3: Cross multiply
    209,523.26x = 289,136.54 × 114,027.90
  4. Step 4: Simplify right side
    209,523.26x = 32,969,632,469.47
  5. Step 5: Solve for x
    x = 32,969,632,469.47/209,523.26
  6. Step 6: Final answer
    x = 157,355.48

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