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Finding the Fourth Proportional to 7,363.68, 10,161.80 and 4,006.56

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Solution

The fourth proportional to 7,363.68, 10,161.80 and 4,006.56 is: 5,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.68 : 10,161.80 = 4,006.56 : x
  2. Step 2: Convert to fraction form
    7,363.68/10,161.80 = 4,006.56/x
  3. Step 3: Cross multiply
    7,363.68x = 10,161.80 × 4,006.56
  4. Step 4: Simplify right side
    7,363.68x = 40,713,861.41
  5. Step 5: Solve for x
    x = 40,713,861.41/7,363.68
  6. Step 6: Final answer
    x = 5,529.01

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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.