Finding the Fourth Proportional to 226,143.74, 339,245.94 and 119,579.24
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Solution
The fourth proportional to 226,143.74, 339,245.94 and 119,579.24 is: 179,384.90
Step by Step Solution
- Step 1: Write the proportion equation
226,143.74 : 339,245.94 = 119,579.24 : x - Step 2: Convert to fraction form
226,143.74/339,245.94 = 119,579.24/x - Step 3: Cross multiply
226,143.74x = 339,245.94 × 119,579.24 - Step 4: Simplify right side
226,143.74x = 40,566,771,678.29 - Step 5: Solve for x
x = 40,566,771,678.29/226,143.74 - Step 6: Final answer
x = 179,384.90
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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.