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Finding the Fourth Proportional to 52,934.43, 79,399.76 and 13,491.21

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Solution

The fourth proportional to 52,934.43, 79,399.76 and 13,491.21 is: 20,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,934.43 : 79,399.76 = 13,491.21 : x
  2. Step 2: Convert to fraction form
    52,934.43/79,399.76 = 13,491.21/x
  3. Step 3: Cross multiply
    52,934.43x = 79,399.76 × 13,491.21
  4. Step 4: Simplify right side
    52,934.43x = 1,071,198,768.65
  5. Step 5: Solve for x
    x = 1,071,198,768.65/52,934.43
  6. Step 6: Final answer
    x = 20,236.33

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