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Finding the Fourth Proportional to 70,989.21, 106,472.53 and 23,600.36

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Solution

The fourth proportional to 70,989.21, 106,472.53 and 23,600.36 is: 35,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,989.21 : 106,472.53 = 23,600.36 : x
  2. Step 2: Convert to fraction form
    70,989.21/106,472.53 = 23,600.36/x
  3. Step 3: Cross multiply
    70,989.21x = 106,472.53 × 23,600.36
  4. Step 4: Simplify right side
    70,989.21x = 2,512,790,201.04
  5. Step 5: Solve for x
    x = 2,512,790,201.04/70,989.21
  6. Step 6: Final answer
    x = 35,396.79

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