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Finding the Fourth Proportional to 12,299.59, 16,962.29 and 8,049.29

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Solution

The fourth proportional to 12,299.59, 16,962.29 and 8,049.29 is: 11,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.59 : 16,962.29 = 8,049.29 : x
  2. Step 2: Convert to fraction form
    12,299.59/16,962.29 = 8,049.29/x
  3. Step 3: Cross multiply
    12,299.59x = 16,962.29 × 8,049.29
  4. Step 4: Simplify right side
    12,299.59x = 136,534,266.22
  5. Step 5: Solve for x
    x = 136,534,266.22/12,299.59
  6. Step 6: Final answer
    x = 11,100.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.