Finding the Third Proportional to 32,987.75 and 71,895.75
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Solution
The third proportional to 32,987.75 and 71,895.75 is: 156,694.50
Step by Step Solution
- Step 1: Write the proportion equation
32,987.75 : 71,895.75 = 71,895.75 : x - Step 2: Convert to fraction form
32,987.75/71,895.75 = 71,895.75/x - Step 3: Cross multiply
32,987.75x = 71,895.75 × 71,895.75 - Step 4: Simplify right side
32,987.75x = 5,168,998,868.06 - Step 5: Solve for x
x = 5,168,998,868.06/32,987.75 - Step 6: Final answer
x = 156,694.50
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.