Finding the Third Proportional to 67,961 and 103,440
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Solution
The third proportional to 67,961 and 103,440 is: 157,440.79
Step by Step Solution
- Step 1: Write the proportion equation
67,961 : 103,440 = 103,440 : x - Step 2: Convert to fraction form
67,961/103,440 = 103,440/x - Step 3: Cross multiply
67,961x = 103,440 × 103,440 - Step 4: Simplify right side
67,961x = 10,699,833,600 - Step 5: Solve for x
x = 10,699,833,600/67,961 - Step 6: Final answer
x = 157,440.79
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.