Finding the Fourth Proportional to 179,455.99, 269,230.71 and 67,144.99
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Solution
The fourth proportional to 179,455.99, 269,230.71 and 67,144.99 is: 100,734.97
Step by Step Solution
- Step 1: Write the proportion equation
179,455.99 : 269,230.71 = 67,144.99 : x - Step 2: Convert to fraction form
179,455.99/269,230.71 = 67,144.99/x - Step 3: Cross multiply
179,455.99x = 269,230.71 × 67,144.99 - Step 4: Simplify right side
179,455.99x = 18,077,493,330.64 - Step 5: Solve for x
x = 18,077,493,330.64/179,455.99 - Step 6: Final answer
x = 100,734.97
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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.