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Finding the Fourth Proportional to 31,423.82, 43,364.98 and 17,277.56

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Solution

The fourth proportional to 31,423.82, 43,364.98 and 17,277.56 is: 23,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423.82 : 43,364.98 = 17,277.56 : x
  2. Step 2: Convert to fraction form
    31,423.82/43,364.98 = 17,277.56/x
  3. Step 3: Cross multiply
    31,423.82x = 43,364.98 × 17,277.56
  4. Step 4: Simplify right side
    31,423.82x = 749,241,043.85
  5. Step 5: Solve for x
    x = 749,241,043.85/31,423.82
  6. Step 6: Final answer
    x = 23,843.09

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