Finding the Fourth Proportional to 174,229.28, 240,571.84 and 133,879.44
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Solution
The fourth proportional to 174,229.28, 240,571.84 and 133,879.44 is: 184,857.70
Step by Step Solution
- Step 1: Write the proportion equation
174,229.28 : 240,571.84 = 133,879.44 : x - Step 2: Convert to fraction form
174,229.28/240,571.84 = 133,879.44/x - Step 3: Cross multiply
174,229.28x = 240,571.84 × 133,879.44 - Step 4: Simplify right side
174,229.28x = 32,207,623,218.97 - Step 5: Solve for x
x = 32,207,623,218.97/174,229.28 - Step 6: Final answer
x = 184,857.70
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1.5x scale
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.