Finding the Third Proportional to 80,953.50 and 171,771.75
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Solution
The third proportional to 80,953.50 and 171,771.75 is: 364,475.09
Step by Step Solution
- Step 1: Write the proportion equation
80,953.50 : 171,771.75 = 171,771.75 : x - Step 2: Convert to fraction form
80,953.50/171,771.75 = 171,771.75/x - Step 3: Cross multiply
80,953.50x = 171,771.75 × 171,771.75 - Step 4: Simplify right side
80,953.50x = 29,505,534,098.06 - Step 5: Solve for x
x = 29,505,534,098.06/80,953.50 - Step 6: Final answer
x = 364,475.09
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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.