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Finding the Fourth Proportional to 23,388.78, 35,078.95 and 6,744.72

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Solution

The fourth proportional to 23,388.78, 35,078.95 and 6,744.72 is: 10,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.78 : 35,078.95 = 6,744.72 : x
  2. Step 2: Convert to fraction form
    23,388.78/35,078.95 = 6,744.72/x
  3. Step 3: Cross multiply
    23,388.78x = 35,078.95 × 6,744.72
  4. Step 4: Simplify right side
    23,388.78x = 236,597,695.64
  5. Step 5: Solve for x
    x = 236,597,695.64/23,388.78
  6. Step 6: Final answer
    x = 10,115.86

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