Finding the Third Proportional to 80,236.13 and 124,242.75
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Solution
The third proportional to 80,236.13 and 124,242.75 is: 192,385.42
Step by Step Solution
- Step 1: Write the proportion equation
80,236.13 : 124,242.75 = 124,242.75 : x - Step 2: Convert to fraction form
80,236.13/124,242.75 = 124,242.75/x - Step 3: Cross multiply
80,236.13x = 124,242.75 × 124,242.75 - Step 4: Simplify right side
80,236.13x = 15,436,260,927.56 - Step 5: Solve for x
x = 15,436,260,927.56/80,236.13 - Step 6: Final answer
x = 192,385.42
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.