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Finding the Fourth Proportional to 38,617.13, 57,907.17 and 16,418.47

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Solution

The fourth proportional to 38,617.13, 57,907.17 and 16,418.47 is: 24,619.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,617.13 : 57,907.17 = 16,418.47 : x
  2. Step 2: Convert to fraction form
    38,617.13/57,907.17 = 16,418.47/x
  3. Step 3: Cross multiply
    38,617.13x = 57,907.17 × 16,418.47
  4. Step 4: Simplify right side
    38,617.13x = 950,747,133.43
  5. Step 5: Solve for x
    x = 950,747,133.43/38,617.13
  6. Step 6: Final answer
    x = 24,619.83

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