Finding the Third Proportional to 76,205.25 and 113,205.75
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Solution
The third proportional to 76,205.25 and 113,205.75 is: 168,171.38
Step by Step Solution
- Step 1: Write the proportion equation
76,205.25 : 113,205.75 = 113,205.75 : x - Step 2: Convert to fraction form
76,205.25/113,205.75 = 113,205.75/x - Step 3: Cross multiply
76,205.25x = 113,205.75 × 113,205.75 - Step 4: Simplify right side
76,205.25x = 12,815,541,833.06 - Step 5: Solve for x
x = 12,815,541,833.06/76,205.25 - Step 6: Final answer
x = 168,171.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.