Finding the Third Proportional to 18,121.88 and 27,098.44
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Solution
The third proportional to 18,121.88 and 27,098.44 is: 40,521.49
Step by Step Solution
- Step 1: Write the proportion equation
18,121.88 : 27,098.44 = 27,098.44 : x - Step 2: Convert to fraction form
18,121.88/27,098.44 = 27,098.44/x - Step 3: Cross multiply
18,121.88x = 27,098.44 × 27,098.44 - Step 4: Simplify right side
18,121.88x = 734,325,314.94 - Step 5: Solve for x
x = 734,325,314.94/18,121.88 - Step 6: Final answer
x = 40,521.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.