Finding the Third Proportional to 13,181.06 and 20,163.09
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Solution
The third proportional to 13,181.06 and 20,163.09 is: 30,843.52
Step by Step Solution
- Step 1: Write the proportion equation
13,181.06 : 20,163.09 = 20,163.09 : x - Step 2: Convert to fraction form
13,181.06/20,163.09 = 20,163.09/x - Step 3: Cross multiply
13,181.06x = 20,163.09 × 20,163.09 - Step 4: Simplify right side
13,181.06x = 406,550,349.57 - Step 5: Solve for x
x = 406,550,349.57/13,181.06 - Step 6: Final answer
x = 30,843.52
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.