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Finding the Fourth Proportional to 53,234.25, 79,839.07 and 15,785.28

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Solution

The fourth proportional to 53,234.25, 79,839.07 and 15,785.28 is: 23,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,234.25 : 79,839.07 = 15,785.28 : x
  2. Step 2: Convert to fraction form
    53,234.25/79,839.07 = 15,785.28/x
  3. Step 3: Cross multiply
    53,234.25x = 79,839.07 × 15,785.28
  4. Step 4: Simplify right side
    53,234.25x = 1,260,282,035.43
  5. Step 5: Solve for x
    x = 1,260,282,035.43/53,234.25
  6. Step 6: Final answer
    x = 23,674.27

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