Finding the Third Proportional to 11,913.75 and 18,204.75
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Solution
The third proportional to 11,913.75 and 18,204.75 is: 27,817.68
Step by Step Solution
- Step 1: Write the proportion equation
11,913.75 : 18,204.75 = 18,204.75 : x - Step 2: Convert to fraction form
11,913.75/18,204.75 = 18,204.75/x - Step 3: Cross multiply
11,913.75x = 18,204.75 × 18,204.75 - Step 4: Simplify right side
11,913.75x = 331,412,922.56 - Step 5: Solve for x
x = 331,412,922.56/11,913.75 - Step 6: Final answer
x = 27,817.68
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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.