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Finding the Fourth Proportional to 109,616.60, 164,424.90 and 26,510.60

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Solution

The fourth proportional to 109,616.60, 164,424.90 and 26,510.60 is: 39,765.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,616.60 : 164,424.90 = 26,510.60 : x
  2. Step 2: Convert to fraction form
    109,616.60/164,424.90 = 26,510.60/x
  3. Step 3: Cross multiply
    109,616.60x = 164,424.90 × 26,510.60
  4. Step 4: Simplify right side
    109,616.60x = 4,359,002,753.94
  5. Step 5: Solve for x
    x = 4,359,002,753.94/109,616.60
  6. Step 6: Final answer
    x = 39,765.90

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