Finding the Fourth Proportional to 154,226.11, 231,289.62 and 49,020.49
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Solution
The fourth proportional to 154,226.11, 231,289.62 and 49,020.49 is: 73,514.99
Step by Step Solution
- Step 1: Write the proportion equation
154,226.11 : 231,289.62 = 49,020.49 : x - Step 2: Convert to fraction form
154,226.11/231,289.62 = 49,020.49/x - Step 3: Cross multiply
154,226.11x = 231,289.62 × 49,020.49 - Step 4: Simplify right side
154,226.11x = 11,337,930,504.31 - Step 5: Solve for x
x = 11,337,930,504.31/154,226.11 - Step 6: Final answer
x = 73,514.99
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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.