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Finding the Fourth Proportional to 11,769.21, 17,658.95 and 4,372.02

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Solution

The fourth proportional to 11,769.21, 17,658.95 and 4,372.02 is: 6,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.21 : 17,658.95 = 4,372.02 : x
  2. Step 2: Convert to fraction form
    11,769.21/17,658.95 = 4,372.02/x
  3. Step 3: Cross multiply
    11,769.21x = 17,658.95 × 4,372.02
  4. Step 4: Simplify right side
    11,769.21x = 77,205,260.72
  5. Step 5: Solve for x
    x = 77,205,260.72/11,769.21
  6. Step 6: Final answer
    x = 6,559.94

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