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Finding the Fourth Proportional to 11,773.59, 16,243.38 and 6,734.13

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Solution

The fourth proportional to 11,773.59, 16,243.38 and 6,734.13 is: 9,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.59 : 16,243.38 = 6,734.13 : x
  2. Step 2: Convert to fraction form
    11,773.59/16,243.38 = 6,734.13/x
  3. Step 3: Cross multiply
    11,773.59x = 16,243.38 × 6,734.13
  4. Step 4: Simplify right side
    11,773.59x = 109,385,032.56
  5. Step 5: Solve for x
    x = 109,385,032.56/11,773.59
  6. Step 6: Final answer
    x = 9,290.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.