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Finding the Fourth Proportional to 53,647.94, 74,017.04 and 30,983.96

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Solution

The fourth proportional to 53,647.94, 74,017.04 and 30,983.96 is: 42,747.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.94 : 74,017.04 = 30,983.96 : x
  2. Step 2: Convert to fraction form
    53,647.94/74,017.04 = 30,983.96/x
  3. Step 3: Cross multiply
    53,647.94x = 74,017.04 × 30,983.96
  4. Step 4: Simplify right side
    53,647.94x = 2,293,341,006.68
  5. Step 5: Solve for x
    x = 2,293,341,006.68/53,647.94
  6. Step 6: Final answer
    x = 42,747.98

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