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Finding the Fourth Proportional to 25,744.19, 38,609.81 and 8,204.99

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Solution

The fourth proportional to 25,744.19, 38,609.81 and 8,204.99 is: 12,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.19 : 38,609.81 = 8,204.99 : x
  2. Step 2: Convert to fraction form
    25,744.19/38,609.81 = 8,204.99/x
  3. Step 3: Cross multiply
    25,744.19x = 38,609.81 × 8,204.99
  4. Step 4: Simplify right side
    25,744.19x = 316,793,160.45
  5. Step 5: Solve for x
    x = 316,793,160.45/25,744.19
  6. Step 6: Final answer
    x = 12,305.42

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