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Finding the Fourth Proportional to 12,551.50, 17,321.88 and 6,962.50

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Solution

The fourth proportional to 12,551.50, 17,321.88 and 6,962.50 is: 9,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.50 : 17,321.88 = 6,962.50 : x
  2. Step 2: Convert to fraction form
    12,551.50/17,321.88 = 6,962.50/x
  3. Step 3: Cross multiply
    12,551.50x = 17,321.88 × 6,962.50
  4. Step 4: Simplify right side
    12,551.50x = 120,603,589.50
  5. Step 5: Solve for x
    x = 120,603,589.50/12,551.50
  6. Step 6: Final answer
    x = 9,608.70

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