Finding the Third Proportional to 75,705.75 and 117,556.13
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Solution
The third proportional to 75,705.75 and 117,556.13 is: 182,541.52
Step by Step Solution
- Step 1: Write the proportion equation
75,705.75 : 117,556.13 = 117,556.13 : x - Step 2: Convert to fraction form
75,705.75/117,556.13 = 117,556.13/x - Step 3: Cross multiply
75,705.75x = 117,556.13 × 117,556.13 - Step 4: Simplify right side
75,705.75x = 13,819,442,525.02 - Step 5: Solve for x
x = 13,819,442,525.02/75,705.75 - Step 6: Final answer
x = 182,541.52
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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.