Finding the Fourth Proportional to 80,896.26, 121,350.52 and 27,571.66
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Solution
The fourth proportional to 80,896.26, 121,350.52 and 27,571.66 is: 41,359.58
Step by Step Solution
- Step 1: Write the proportion equation
80,896.26 : 121,350.52 = 27,571.66 : x - Step 2: Convert to fraction form
80,896.26/121,350.52 = 27,571.66/x - Step 3: Cross multiply
80,896.26x = 121,350.52 × 27,571.66 - Step 4: Simplify right side
80,896.26x = 3,345,835,278.26 - Step 5: Solve for x
x = 3,345,835,278.26/80,896.26 - Step 6: Final answer
x = 41,359.58
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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.