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Finding the Fourth Proportional to 8,738.45, 13,108.20 and 2,497.99

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Solution

The fourth proportional to 8,738.45, 13,108.20 and 2,497.99 is: 3,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.45 : 13,108.20 = 2,497.99 : x
  2. Step 2: Convert to fraction form
    8,738.45/13,108.20 = 2,497.99/x
  3. Step 3: Cross multiply
    8,738.45x = 13,108.20 × 2,497.99
  4. Step 4: Simplify right side
    8,738.45x = 32,744,074.49
  5. Step 5: Solve for x
    x = 32,744,074.49/8,738.45
  6. Step 6: Final answer
    x = 3,747.13

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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.