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Finding the Fourth Proportional to 22,515.44, 33,774.96 and 16,979.36

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Solution

The fourth proportional to 22,515.44, 33,774.96 and 16,979.36 is: 25,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.44 : 33,774.96 = 16,979.36 : x
  2. Step 2: Convert to fraction form
    22,515.44/33,774.96 = 16,979.36/x
  3. Step 3: Cross multiply
    22,515.44x = 33,774.96 × 16,979.36
  4. Step 4: Simplify right side
    22,515.44x = 573,477,204.83
  5. Step 5: Solve for x
    x = 573,477,204.83/22,515.44
  6. Step 6: Final answer
    x = 25,470.40

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