Finding the Third Proportional to 74,832.75 and 160,737.19
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Solution
The third proportional to 74,832.75 and 160,737.19 is: 345,255.83
Step by Step Solution
- Step 1: Write the proportion equation
74,832.75 : 160,737.19 = 160,737.19 : x - Step 2: Convert to fraction form
74,832.75/160,737.19 = 160,737.19/x - Step 3: Cross multiply
74,832.75x = 160,737.19 × 160,737.19 - Step 4: Simplify right side
74,832.75x = 25,836,443,445.41 - Step 5: Solve for x
x = 25,836,443,445.41/74,832.75 - Step 6: Final answer
x = 345,255.83
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.