Finding the Fourth Proportional to 226,873.29, 339,715.40 and 159,951.09
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Solution
The fourth proportional to 226,873.29, 339,715.40 and 159,951.09 is: 239,507.47
Step by Step Solution
- Step 1: Write the proportion equation
226,873.29 : 339,715.40 = 159,951.09 : x - Step 2: Convert to fraction form
226,873.29/339,715.40 = 159,951.09/x - Step 3: Cross multiply
226,873.29x = 339,715.40 × 159,951.09 - Step 4: Simplify right side
226,873.29x = 54,337,847,720.03 - Step 5: Solve for x
x = 54,337,847,720.03/226,873.29 - Step 6: Final answer
x = 239,507.47
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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.