Finding the Fourth Proportional to 203,176.80, 304,246.80 and 161,704.80
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Solution
The fourth proportional to 203,176.80, 304,246.80 and 161,704.80 is: 242,144.61
Step by Step Solution
- Step 1: Write the proportion equation
203,176.80 : 304,246.80 = 161,704.80 : x - Step 2: Convert to fraction form
203,176.80/304,246.80 = 161,704.80/x - Step 3: Cross multiply
203,176.80x = 304,246.80 × 161,704.80 - Step 4: Simplify right side
203,176.80x = 49,198,167,944.64 - Step 5: Solve for x
x = 49,198,167,944.64/203,176.80 - Step 6: Final answer
x = 242,144.61
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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.