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Finding the Fourth Proportional to 170,231.22, 255,404.34 and 75,448.44

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Solution

The fourth proportional to 170,231.22, 255,404.34 and 75,448.44 is: 113,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,231.22 : 255,404.34 = 75,448.44 : x
  2. Step 2: Convert to fraction form
    170,231.22/255,404.34 = 75,448.44/x
  3. Step 3: Cross multiply
    170,231.22x = 255,404.34 × 75,448.44
  4. Step 4: Simplify right side
    170,231.22x = 19,269,859,022.23
  5. Step 5: Solve for x
    x = 19,269,859,022.23/170,231.22
  6. Step 6: Final answer
    x = 113,198.15

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