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Finding the Fourth Proportional to 16,679.79, 25,023.33 and 4,992.09

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Solution

The fourth proportional to 16,679.79, 25,023.33 and 4,992.09 is: 7,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.79 : 25,023.33 = 4,992.09 : x
  2. Step 2: Convert to fraction form
    16,679.79/25,023.33 = 4,992.09/x
  3. Step 3: Cross multiply
    16,679.79x = 25,023.33 × 4,992.09
  4. Step 4: Simplify right side
    16,679.79x = 124,918,715.46
  5. Step 5: Solve for x
    x = 124,918,715.46/16,679.79
  6. Step 6: Final answer
    x = 7,489.23

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