Finding the Third Proportional to 68,119.50 and 97,299.75
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Solution
The third proportional to 68,119.50 and 97,299.75 is: 138,979.90
Step by Step Solution
- Step 1: Write the proportion equation
68,119.50 : 97,299.75 = 97,299.75 : x - Step 2: Convert to fraction form
68,119.50/97,299.75 = 97,299.75/x - Step 3: Cross multiply
68,119.50x = 97,299.75 × 97,299.75 - Step 4: Simplify right side
68,119.50x = 9,467,241,350.06 - Step 5: Solve for x
x = 9,467,241,350.06/68,119.50 - Step 6: Final answer
x = 138,979.90
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.