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Finding the Fourth Proportional to 168,080.74, 231,944.65 and 91,598.20

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Solution

The fourth proportional to 168,080.74, 231,944.65 and 91,598.20 is: 126,401.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,080.74 : 231,944.65 = 91,598.20 : x
  2. Step 2: Convert to fraction form
    168,080.74/231,944.65 = 91,598.20/x
  3. Step 3: Cross multiply
    168,080.74x = 231,944.65 × 91,598.20
  4. Step 4: Simplify right side
    168,080.74x = 21,245,711,630.77
  5. Step 5: Solve for x
    x = 21,245,711,630.77/168,080.74
  6. Step 6: Final answer
    x = 126,401.82

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