Finding the Fourth Proportional to 175,609.80, 263,414.70 and 166,861.80
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Solution
The fourth proportional to 175,609.80, 263,414.70 and 166,861.80 is: 250,292.70
Step by Step Solution
- Step 1: Write the proportion equation
175,609.80 : 263,414.70 = 166,861.80 : x - Step 2: Convert to fraction form
175,609.80/263,414.70 = 166,861.80/x - Step 3: Cross multiply
175,609.80x = 263,414.70 × 166,861.80 - Step 4: Simplify right side
175,609.80x = 43,953,850,988.46 - Step 5: Solve for x
x = 43,953,850,988.46/175,609.80 - Step 6: Final answer
x = 250,292.70
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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.