Finding the Fourth Proportional to 173,032.32, 259,211.84 and 113,687.68
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Solution
The fourth proportional to 173,032.32, 259,211.84 and 113,687.68 is: 170,310.34
Step by Step Solution
- Step 1: Write the proportion equation
173,032.32 : 259,211.84 = 113,687.68 : x - Step 2: Convert to fraction form
173,032.32/259,211.84 = 113,687.68/x - Step 3: Cross multiply
173,032.32x = 259,211.84 × 113,687.68 - Step 4: Simplify right side
173,032.32x = 29,469,192,718.13 - Step 5: Solve for x
x = 29,469,192,718.13/173,032.32 - Step 6: Final answer
x = 170,310.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.