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Finding the Fourth Proportional to 12,082.95, 16,674.60 and 6,777.66

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Solution

The fourth proportional to 12,082.95, 16,674.60 and 6,777.66 is: 9,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.95 : 16,674.60 = 6,777.66 : x
  2. Step 2: Convert to fraction form
    12,082.95/16,674.60 = 6,777.66/x
  3. Step 3: Cross multiply
    12,082.95x = 16,674.60 × 6,777.66
  4. Step 4: Simplify right side
    12,082.95x = 113,014,769.44
  5. Step 5: Solve for x
    x = 113,014,769.44/12,082.95
  6. Step 6: Final answer
    x = 9,353.24

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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.