Finding the Third Proportional to 79,112.95 and 161,163.42
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Solution
The third proportional to 79,112.95 and 161,163.42 is: 328,310.95
Step by Step Solution
- Step 1: Write the proportion equation
79,112.95 : 161,163.42 = 161,163.42 : x - Step 2: Convert to fraction form
79,112.95/161,163.42 = 161,163.42/x - Step 3: Cross multiply
79,112.95x = 161,163.42 × 161,163.42 - Step 4: Simplify right side
79,112.95x = 25,973,648,550.46 - Step 5: Solve for x
x = 25,973,648,550.46/79,112.95 - Step 6: Final answer
x = 328,310.95
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.