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Finding the Fourth Proportional to 173,863.20, 260,794.80 and 102,712.80

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Solution

The fourth proportional to 173,863.20, 260,794.80 and 102,712.80 is: 154,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863.20 : 260,794.80 = 102,712.80 : x
  2. Step 2: Convert to fraction form
    173,863.20/260,794.80 = 102,712.80/x
  3. Step 3: Cross multiply
    173,863.20x = 260,794.80 × 102,712.80
  4. Step 4: Simplify right side
    173,863.20x = 26,786,964,133.44
  5. Step 5: Solve for x
    x = 26,786,964,133.44/173,863.20
  6. Step 6: Final answer
    x = 154,069.20

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