Finding the Fourth Proportional to 173,716.75, 239,729.12 and 94,228.75
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Solution
The fourth proportional to 173,716.75, 239,729.12 and 94,228.75 is: 130,035.68
Step by Step Solution
- Step 1: Write the proportion equation
173,716.75 : 239,729.12 = 94,228.75 : x - Step 2: Convert to fraction form
173,716.75/239,729.12 = 94,228.75/x - Step 3: Cross multiply
173,716.75x = 239,729.12 × 94,228.75 - Step 4: Simplify right side
173,716.75x = 22,589,375,316.20 - Step 5: Solve for x
x = 22,589,375,316.20/173,716.75 - Step 6: Final answer
x = 130,035.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.