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Finding the Fourth Proportional to 55,960.53, 83,932.53 and 20,413.53

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Solution

The fourth proportional to 55,960.53, 83,932.53 and 20,413.53 is: 30,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,960.53 : 83,932.53 = 20,413.53 : x
  2. Step 2: Convert to fraction form
    55,960.53/83,932.53 = 20,413.53/x
  3. Step 3: Cross multiply
    55,960.53x = 83,932.53 × 20,413.53
  4. Step 4: Simplify right side
    55,960.53x = 1,713,359,219.13
  5. Step 5: Solve for x
    x = 1,713,359,219.13/55,960.53
  6. Step 6: Final answer
    x = 30,617.28

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