Finding the Third Proportional to 21,953 and 32,686
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Solution
The third proportional to 21,953 and 32,686 is: 48,666.45
Step by Step Solution
- Step 1: Write the proportion equation
21,953 : 32,686 = 32,686 : x - Step 2: Convert to fraction form
21,953/32,686 = 32,686/x - Step 3: Cross multiply
21,953x = 32,686 × 32,686 - Step 4: Simplify right side
21,953x = 1,068,374,596 - Step 5: Solve for x
x = 1,068,374,596/21,953 - Step 6: Final answer
x = 48,666.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.