Finding the Fourth Proportional to 198,240.92, 273,572.74 and 107,596.88
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Solution
The fourth proportional to 198,240.92, 273,572.74 and 107,596.88 is: 148,483.84
Step by Step Solution
- Step 1: Write the proportion equation
198,240.92 : 273,572.74 = 107,596.88 : x - Step 2: Convert to fraction form
198,240.92/273,572.74 = 107,596.88/x - Step 3: Cross multiply
198,240.92x = 273,572.74 × 107,596.88 - Step 4: Simplify right side
198,240.92x = 29,435,573,277.05 - Step 5: Solve for x
x = 29,435,573,277.05/198,240.92 - Step 6: Final answer
x = 148,483.84
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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.