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Finding the Fourth Proportional to 92,963.37, 128,245.69 and 67,413.69

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Solution

The fourth proportional to 92,963.37, 128,245.69 and 67,413.69 is: 92,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,963.37 : 128,245.69 = 67,413.69 : x
  2. Step 2: Convert to fraction form
    92,963.37/128,245.69 = 67,413.69/x
  3. Step 3: Cross multiply
    92,963.37x = 128,245.69 × 67,413.69
  4. Step 4: Simplify right side
    92,963.37x = 8,645,515,189.50
  5. Step 5: Solve for x
    x = 8,645,515,189.50/92,963.37
  6. Step 6: Final answer
    x = 92,999.16

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