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Finding the Fourth Proportional to 22,415.06, 30,933.99 and 13,470.23

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Solution

The fourth proportional to 22,415.06, 30,933.99 and 13,470.23 is: 18,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415.06 : 30,933.99 = 13,470.23 : x
  2. Step 2: Convert to fraction form
    22,415.06/30,933.99 = 13,470.23/x
  3. Step 3: Cross multiply
    22,415.06x = 30,933.99 × 13,470.23
  4. Step 4: Simplify right side
    22,415.06x = 416,687,805.45
  5. Step 5: Solve for x
    x = 416,687,805.45/22,415.06
  6. Step 6: Final answer
    x = 18,589.64

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