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Finding the Fourth Proportional to 193,175.20, 289,762.80 and 110,231.20

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Solution

The fourth proportional to 193,175.20, 289,762.80 and 110,231.20 is: 165,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,175.20 : 289,762.80 = 110,231.20 : x
  2. Step 2: Convert to fraction form
    193,175.20/289,762.80 = 110,231.20/x
  3. Step 3: Cross multiply
    193,175.20x = 289,762.80 × 110,231.20
  4. Step 4: Simplify right side
    193,175.20x = 31,940,901,159.36
  5. Step 5: Solve for x
    x = 31,940,901,159.36/193,175.20
  6. Step 6: Final answer
    x = 165,346.80

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