Finding the Third Proportional to 17,863.50 and 39,183
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Solution
The third proportional to 17,863.50 and 39,183 is: 85,946.62
Step by Step Solution
- Step 1: Write the proportion equation
17,863.50 : 39,183 = 39,183 : x - Step 2: Convert to fraction form
17,863.50/39,183 = 39,183/x - Step 3: Cross multiply
17,863.50x = 39,183 × 39,183 - Step 4: Simplify right side
17,863.50x = 1,535,307,489 - Step 5: Solve for x
x = 1,535,307,489/17,863.50 - Step 6: Final answer
x = 85,946.62
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.