Finding the Third Proportional to 25,687.50 and 38,358
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Solution
The third proportional to 25,687.50 and 38,358 is: 57,278.29
Step by Step Solution
- Step 1: Write the proportion equation
25,687.50 : 38,358 = 38,358 : x - Step 2: Convert to fraction form
25,687.50/38,358 = 38,358/x - Step 3: Cross multiply
25,687.50x = 38,358 × 38,358 - Step 4: Simplify right side
25,687.50x = 1,471,336,164 - Step 5: Solve for x
x = 1,471,336,164/25,687.50 - Step 6: Final answer
x = 57,278.29
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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.