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Finding the Fourth Proportional to 168,052.74, 231,909.77 and 91,572.50

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Solution

The fourth proportional to 168,052.74, 231,909.77 and 91,572.50 is: 126,368.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.74 : 231,909.77 = 91,572.50 : x
  2. Step 2: Convert to fraction form
    168,052.74/231,909.77 = 91,572.50/x
  3. Step 3: Cross multiply
    168,052.74x = 231,909.77 × 91,572.50
  4. Step 4: Simplify right side
    168,052.74x = 21,236,557,413.33
  5. Step 5: Solve for x
    x = 21,236,557,413.33/168,052.74
  6. Step 6: Final answer
    x = 126,368.41

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