Finding the Third Proportional to 79,314 and 105,732
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Solution
The third proportional to 79,314 and 105,732 is: 140,949.34
Step by Step Solution
- Step 1: Write the proportion equation
79,314 : 105,732 = 105,732 : x - Step 2: Convert to fraction form
79,314/105,732 = 105,732/x - Step 3: Cross multiply
79,314x = 105,732 × 105,732 - Step 4: Simplify right side
79,314x = 11,179,255,824 - Step 5: Solve for x
x = 11,179,255,824/79,314 - Step 6: Final answer
x = 140,949.34
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.