Finding the Third Proportional to 5,138.88 and 11,245.75
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Solution
The third proportional to 5,138.88 and 11,245.75 is: 24,609.84
Step by Step Solution
- Step 1: Write the proportion equation
5,138.88 : 11,245.75 = 11,245.75 : x - Step 2: Convert to fraction form
5,138.88/11,245.75 = 11,245.75/x - Step 3: Cross multiply
5,138.88x = 11,245.75 × 11,245.75 - Step 4: Simplify right side
5,138.88x = 126,466,893.06 - Step 5: Solve for x
x = 126,466,893.06/5,138.88 - Step 6: Final answer
x = 24,609.84
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.