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Finding the Fourth Proportional to 11,012.57, 15,197.08 and 5,976.57

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Solution

The fourth proportional to 11,012.57, 15,197.08 and 5,976.57 is: 8,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.57 : 15,197.08 = 5,976.57 : x
  2. Step 2: Convert to fraction form
    11,012.57/15,197.08 = 5,976.57/x
  3. Step 3: Cross multiply
    11,012.57x = 15,197.08 × 5,976.57
  4. Step 4: Simplify right side
    11,012.57x = 90,826,412.42
  5. Step 5: Solve for x
    x = 90,826,412.42/11,012.57
  6. Step 6: Final answer
    x = 8,247.52

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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.