Finding the Fourth Proportional to 226,133.01, 338,756.18 and 131,163.68
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Solution
The fourth proportional to 226,133.01, 338,756.18 and 131,163.68 is: 196,488.37
Step by Step Solution
- Step 1: Write the proportion equation
226,133.01 : 338,756.18 = 131,163.68 : x - Step 2: Convert to fraction form
226,133.01/338,756.18 = 131,163.68/x - Step 3: Cross multiply
226,133.01x = 338,756.18 × 131,163.68 - Step 4: Simplify right side
226,133.01x = 44,432,507,382.61 - Step 5: Solve for x
x = 44,432,507,382.61/226,133.01 - Step 6: Final answer
x = 196,488.37
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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.