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Finding the Fourth Proportional to 72,582.39, 108,855.31 and 25,824.33

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Solution

The fourth proportional to 72,582.39, 108,855.31 and 25,824.33 is: 38,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582.39 : 108,855.31 = 25,824.33 : x
  2. Step 2: Convert to fraction form
    72,582.39/108,855.31 = 25,824.33/x
  3. Step 3: Cross multiply
    72,582.39x = 108,855.31 × 25,824.33
  4. Step 4: Simplify right side
    72,582.39x = 2,811,115,447.69
  5. Step 5: Solve for x
    x = 2,811,115,447.69/72,582.39
  6. Step 6: Final answer
    x = 38,729.99

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