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Finding the Fourth Proportional to 27,622.95, 41,470.56 and 16,398.78

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Solution

The fourth proportional to 27,622.95, 41,470.56 and 16,398.78 is: 24,619.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.95 : 41,470.56 = 16,398.78 : x
  2. Step 2: Convert to fraction form
    27,622.95/41,470.56 = 16,398.78/x
  3. Step 3: Cross multiply
    27,622.95x = 41,470.56 × 16,398.78
  4. Step 4: Simplify right side
    27,622.95x = 680,066,589.92
  5. Step 5: Solve for x
    x = 680,066,589.92/27,622.95
  6. Step 6: Final answer
    x = 24,619.62

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