Finding the Fourth Proportional to 206,350.74, 284,932.26 and 168,116.49
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Solution
The fourth proportional to 206,350.74, 284,932.26 and 168,116.49 is: 232,137.82
Step by Step Solution
- Step 1: Write the proportion equation
206,350.74 : 284,932.26 = 168,116.49 : x - Step 2: Convert to fraction form
206,350.74/284,932.26 = 168,116.49/x - Step 3: Cross multiply
206,350.74x = 284,932.26 × 168,116.49 - Step 4: Simplify right side
206,350.74x = 47,901,811,438.97 - Step 5: Solve for x
x = 47,901,811,438.97/206,350.74 - Step 6: Final answer
x = 232,137.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.