Finding the Third Proportional to 55,233.75 and 86,403.75
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Solution
The third proportional to 55,233.75 and 86,403.75 is: 135,163.88
Step by Step Solution
- Step 1: Write the proportion equation
55,233.75 : 86,403.75 = 86,403.75 : x - Step 2: Convert to fraction form
55,233.75/86,403.75 = 86,403.75/x - Step 3: Cross multiply
55,233.75x = 86,403.75 × 86,403.75 - Step 4: Simplify right side
55,233.75x = 7,465,608,014.06 - Step 5: Solve for x
x = 7,465,608,014.06/55,233.75 - Step 6: Final answer
x = 135,163.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.