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Finding the Fourth Proportional to 12,100.28, 16,697.22 and 6,797.12

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Solution

The fourth proportional to 12,100.28, 16,697.22 and 6,797.12 is: 9,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100.28 : 16,697.22 = 6,797.12 : x
  2. Step 2: Convert to fraction form
    12,100.28/16,697.22 = 6,797.12/x
  3. Step 3: Cross multiply
    12,100.28x = 16,697.22 × 6,797.12
  4. Step 4: Simplify right side
    12,100.28x = 113,493,008.01
  5. Step 5: Solve for x
    x = 113,493,008.01/12,100.28
  6. Step 6: Final answer
    x = 9,379.37

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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.