Finding the Third Proportional to 38,334.75 and 81,225.75
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Solution
The third proportional to 38,334.75 and 81,225.75 is: 172,105.53
Step by Step Solution
- Step 1: Write the proportion equation
38,334.75 : 81,225.75 = 81,225.75 : x - Step 2: Convert to fraction form
38,334.75/81,225.75 = 81,225.75/x - Step 3: Cross multiply
38,334.75x = 81,225.75 × 81,225.75 - Step 4: Simplify right side
38,334.75x = 6,597,622,463.06 - Step 5: Solve for x
x = 6,597,622,463.06/38,334.75 - Step 6: Final answer
x = 172,105.53
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.