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Finding the Fourth Proportional to 8,806.24, 12,152.10 and 5,269.42

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Solution

The fourth proportional to 8,806.24, 12,152.10 and 5,269.42 is: 7,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.24 : 12,152.10 = 5,269.42 : x
  2. Step 2: Convert to fraction form
    8,806.24/12,152.10 = 5,269.42/x
  3. Step 3: Cross multiply
    8,806.24x = 12,152.10 × 5,269.42
  4. Step 4: Simplify right side
    8,806.24x = 64,034,518.78
  5. Step 5: Solve for x
    x = 64,034,518.78/8,806.24
  6. Step 6: Final answer
    x = 7,271.49

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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.