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Finding the Fourth Proportional to 265,287.28, 397,891.68 and 96,768.16

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Solution

The fourth proportional to 265,287.28, 397,891.68 and 96,768.16 is: 145,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,287.28 : 397,891.68 = 96,768.16 : x
  2. Step 2: Convert to fraction form
    265,287.28/397,891.68 = 96,768.16/x
  3. Step 3: Cross multiply
    265,287.28x = 397,891.68 × 96,768.16
  4. Step 4: Simplify right side
    265,287.28x = 38,503,245,752.91
  5. Step 5: Solve for x
    x = 38,503,245,752.91/265,287.28
  6. Step 6: Final answer
    x = 145,137.93

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