Finding the Third Proportional to 31,860 and 48,222
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Solution
The third proportional to 31,860 and 48,222 is: 72,986.86
Step by Step Solution
- Step 1: Write the proportion equation
31,860 : 48,222 = 48,222 : x - Step 2: Convert to fraction form
31,860/48,222 = 48,222/x - Step 3: Cross multiply
31,860x = 48,222 × 48,222 - Step 4: Simplify right side
31,860x = 2,325,361,284 - Step 5: Solve for x
x = 2,325,361,284/31,860 - Step 6: Final answer
x = 72,986.86
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.