Finding the Third Proportional to 76,886.75 and 166,409.75
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Solution
The third proportional to 76,886.75 and 166,409.75 is: 360,168.75
Step by Step Solution
- Step 1: Write the proportion equation
76,886.75 : 166,409.75 = 166,409.75 : x - Step 2: Convert to fraction form
76,886.75/166,409.75 = 166,409.75/x - Step 3: Cross multiply
76,886.75x = 166,409.75 × 166,409.75 - Step 4: Simplify right side
76,886.75x = 27,692,204,895.06 - Step 5: Solve for x
x = 27,692,204,895.06/76,886.75 - Step 6: Final answer
x = 360,168.75
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.