Finding the Third Proportional to 18,946.13 and 39,795.75
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Solution
The third proportional to 18,946.13 and 39,795.75 is: 83,589.74
Step by Step Solution
- Step 1: Write the proportion equation
18,946.13 : 39,795.75 = 39,795.75 : x - Step 2: Convert to fraction form
18,946.13/39,795.75 = 39,795.75/x - Step 3: Cross multiply
18,946.13x = 39,795.75 × 39,795.75 - Step 4: Simplify right side
18,946.13x = 1,583,701,718.06 - Step 5: Solve for x
x = 1,583,701,718.06/18,946.13 - Step 6: Final answer
x = 83,589.74
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.