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Finding the Fourth Proportional to 67,724.91, 101,490.57 and 38,080.53

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Solution

The fourth proportional to 67,724.91, 101,490.57 and 38,080.53 is: 57,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,724.91 : 101,490.57 = 38,080.53 : x
  2. Step 2: Convert to fraction form
    67,724.91/101,490.57 = 38,080.53/x
  3. Step 3: Cross multiply
    67,724.91x = 101,490.57 × 38,080.53
  4. Step 4: Simplify right side
    67,724.91x = 3,864,814,695.60
  5. Step 5: Solve for x
    x = 3,864,814,695.60/67,724.91
  6. Step 6: Final answer
    x = 57,066.37

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