Finding the Third Proportional to 20,489.63 and 32,163.75
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Solution
The third proportional to 20,489.63 and 32,163.75 is: 50,489.30
Step by Step Solution
- Step 1: Write the proportion equation
20,489.63 : 32,163.75 = 32,163.75 : x - Step 2: Convert to fraction form
20,489.63/32,163.75 = 32,163.75/x - Step 3: Cross multiply
20,489.63x = 32,163.75 × 32,163.75 - Step 4: Simplify right side
20,489.63x = 1,034,506,814.06 - Step 5: Solve for x
x = 1,034,506,814.06/20,489.63 - Step 6: Final answer
x = 50,489.30
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.