Finding the Third Proportional to 32,790 and 71,884.50
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Solution
The third proportional to 32,790 and 71,884.50 is: 157,590.16
Step by Step Solution
- Step 1: Write the proportion equation
32,790 : 71,884.50 = 71,884.50 : x - Step 2: Convert to fraction form
32,790/71,884.50 = 71,884.50/x - Step 3: Cross multiply
32,790x = 71,884.50 × 71,884.50 - Step 4: Simplify right side
32,790x = 5,167,381,340.25 - Step 5: Solve for x
x = 5,167,381,340.25/32,790 - Step 6: Final answer
x = 157,590.16
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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.