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Finding the Fourth Proportional to 67,168.80, 100,753.20 and 36,064.80

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Solution

The fourth proportional to 67,168.80, 100,753.20 and 36,064.80 is: 54,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,168.80 : 100,753.20 = 36,064.80 : x
  2. Step 2: Convert to fraction form
    67,168.80/100,753.20 = 36,064.80/x
  3. Step 3: Cross multiply
    67,168.80x = 100,753.20 × 36,064.80
  4. Step 4: Simplify right side
    67,168.80x = 3,633,644,007.36
  5. Step 5: Solve for x
    x = 3,633,644,007.36/67,168.80
  6. Step 6: Final answer
    x = 54,097.20

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