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Finding the Fourth Proportional to 52,321.70, 78,480.80 and 22,739.54

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Solution

The fourth proportional to 52,321.70, 78,480.80 and 22,739.54 is: 34,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321.70 : 78,480.80 = 22,739.54 : x
  2. Step 2: Convert to fraction form
    52,321.70/78,480.80 = 22,739.54/x
  3. Step 3: Cross multiply
    52,321.70x = 78,480.80 × 22,739.54
  4. Step 4: Simplify right side
    52,321.70x = 1,784,617,290.83
  5. Step 5: Solve for x
    x = 1,784,617,290.83/52,321.70
  6. Step 6: Final answer
    x = 34,108.55

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