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Finding the Fourth Proportional to 53,799.13, 80,711.65 and 16,863.13

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Solution

The fourth proportional to 53,799.13, 80,711.65 and 16,863.13 is: 25,298.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,799.13 : 80,711.65 = 16,863.13 : x
  2. Step 2: Convert to fraction form
    53,799.13/80,711.65 = 16,863.13/x
  3. Step 3: Cross multiply
    53,799.13x = 80,711.65 × 16,863.13
  4. Step 4: Simplify right side
    53,799.13x = 1,361,050,642.91
  5. Step 5: Solve for x
    x = 1,361,050,642.91/53,799.13
  6. Step 6: Final answer
    x = 25,298.75

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