Home / 11,080.06-16,615.21-4,149.70

Finding the Fourth Proportional to 11,080.06, 16,615.21 and 4,149.70

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Solution

The fourth proportional to 11,080.06, 16,615.21 and 4,149.70 is: 6,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.06 : 16,615.21 = 4,149.70 : x
  2. Step 2: Convert to fraction form
    11,080.06/16,615.21 = 4,149.70/x
  3. Step 3: Cross multiply
    11,080.06x = 16,615.21 × 4,149.70
  4. Step 4: Simplify right side
    11,080.06x = 68,948,136.94
  5. Step 5: Solve for x
    x = 68,948,136.94/11,080.06
  6. Step 6: Final answer
    x = 6,222.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.