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Finding the Fourth Proportional to 259,524.54, 389,021.64 and 164,823.78

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Solution

The fourth proportional to 259,524.54, 389,021.64 and 164,823.78 is: 247,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,524.54 : 389,021.64 = 164,823.78 : x
  2. Step 2: Convert to fraction form
    259,524.54/389,021.64 = 164,823.78/x
  3. Step 3: Cross multiply
    259,524.54x = 389,021.64 × 164,823.78
  4. Step 4: Simplify right side
    259,524.54x = 64,120,017,206.60
  5. Step 5: Solve for x
    x = 64,120,017,206.60/259,524.54
  6. Step 6: Final answer
    x = 247,067.26

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