Finding the Fourth Proportional to 198,238.92, 273,569.97 and 107,594.88
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Solution
The fourth proportional to 198,238.92, 273,569.97 and 107,594.88 is: 148,481.08
Step by Step Solution
- Step 1: Write the proportion equation
198,238.92 : 273,569.97 = 107,594.88 : x - Step 2: Convert to fraction form
198,238.92/273,569.97 = 107,594.88/x - Step 3: Cross multiply
198,238.92x = 273,569.97 × 107,594.88 - Step 4: Simplify right side
198,238.92x = 29,434,728,093.75 - Step 5: Solve for x
x = 29,434,728,093.75/198,238.92 - Step 6: Final answer
x = 148,481.08
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1.5x scale
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.