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Finding the Fourth Proportional to 33,123.80, 49,668.60 and 9,747.20

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Solution

The fourth proportional to 33,123.80, 49,668.60 and 9,747.20 is: 14,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.80 : 49,668.60 = 9,747.20 : x
  2. Step 2: Convert to fraction form
    33,123.80/49,668.60 = 9,747.20/x
  3. Step 3: Cross multiply
    33,123.80x = 49,668.60 × 9,747.20
  4. Step 4: Simplify right side
    33,123.80x = 484,129,777.92
  5. Step 5: Solve for x
    x = 484,129,777.92/33,123.80
  6. Step 6: Final answer
    x = 14,615.77

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