Finding the Third Proportional to 73,891.75 and 114,649.75
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Solution
The third proportional to 73,891.75 and 114,649.75 is: 177,889.48
Step by Step Solution
- Step 1: Write the proportion equation
73,891.75 : 114,649.75 = 114,649.75 : x - Step 2: Convert to fraction form
73,891.75/114,649.75 = 114,649.75/x - Step 3: Cross multiply
73,891.75x = 114,649.75 × 114,649.75 - Step 4: Simplify right side
73,891.75x = 13,144,565,175.06 - Step 5: Solve for x
x = 13,144,565,175.06/73,891.75 - Step 6: Final answer
x = 177,889.48
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.