Finding the Third Proportional to 11,112 and 15,876
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Solution
The third proportional to 11,112 and 15,876 is: 22,682.45
Step by Step Solution
- Step 1: Write the proportion equation
11,112 : 15,876 = 15,876 : x - Step 2: Convert to fraction form
11,112/15,876 = 15,876/x - Step 3: Cross multiply
11,112x = 15,876 × 15,876 - Step 4: Simplify right side
11,112x = 252,047,376 - Step 5: Solve for x
x = 252,047,376/11,112 - Step 6: Final answer
x = 22,682.45
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.