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Finding the Fourth Proportional to 90,474.04, 135,717.54 and 23,913.28

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Solution

The fourth proportional to 90,474.04, 135,717.54 and 23,913.28 is: 35,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,474.04 : 135,717.54 = 23,913.28 : x
  2. Step 2: Convert to fraction form
    90,474.04/135,717.54 = 23,913.28/x
  3. Step 3: Cross multiply
    90,474.04x = 135,717.54 × 23,913.28
  4. Step 4: Simplify right side
    90,474.04x = 3,245,451,534.93
  5. Step 5: Solve for x
    x = 3,245,451,534.93/90,474.04
  6. Step 6: Final answer
    x = 35,871.63

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