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Finding the Fourth Proportional to 185,817.97, 256,433.54 and 105,244.30

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Solution

The fourth proportional to 185,817.97, 256,433.54 and 105,244.30 is: 145,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,817.97 : 256,433.54 = 105,244.30 : x
  2. Step 2: Convert to fraction form
    185,817.97/256,433.54 = 105,244.30/x
  3. Step 3: Cross multiply
    185,817.97x = 256,433.54 × 105,244.30
  4. Step 4: Simplify right side
    185,817.97x = 26,988,168,413.82
  5. Step 5: Solve for x
    x = 26,988,168,413.82/185,817.97
  6. Step 6: Final answer
    x = 145,239.82

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