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Finding the Fourth Proportional to 12,074.55, 16,662.81 and 7,604.18

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Solution

The fourth proportional to 12,074.55, 16,662.81 and 7,604.18 is: 10,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.55 : 16,662.81 = 7,604.18 : x
  2. Step 2: Convert to fraction form
    12,074.55/16,662.81 = 7,604.18/x
  3. Step 3: Cross multiply
    12,074.55x = 16,662.81 × 7,604.18
  4. Step 4: Simplify right side
    12,074.55x = 126,706,923.23
  5. Step 5: Solve for x
    x = 126,706,923.23/12,074.55
  6. Step 6: Final answer
    x = 10,493.72

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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.