Finding the Third Proportional to 19,772 and 43,191.50
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Solution
The third proportional to 19,772 and 43,191.50 is: 94,350.88
Step by Step Solution
- Step 1: Write the proportion equation
19,772 : 43,191.50 = 43,191.50 : x - Step 2: Convert to fraction form
19,772/43,191.50 = 43,191.50/x - Step 3: Cross multiply
19,772x = 43,191.50 × 43,191.50 - Step 4: Simplify right side
19,772x = 1,865,505,672.25 - Step 5: Solve for x
x = 1,865,505,672.25/19,772 - Step 6: Final answer
x = 94,350.88
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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.