Finding the Fourth Proportional to 223,728.26, 335,424.77 and 134,961.07
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Solution
The fourth proportional to 223,728.26, 335,424.77 and 134,961.07 is: 202,340.49
Step by Step Solution
- Step 1: Write the proportion equation
223,728.26 : 335,424.77 = 134,961.07 : x - Step 2: Convert to fraction form
223,728.26/335,424.77 = 134,961.07/x - Step 3: Cross multiply
223,728.26x = 335,424.77 × 134,961.07 - Step 4: Simplify right side
223,728.26x = 45,269,285,863.70 - Step 5: Solve for x
x = 45,269,285,863.70/223,728.26 - Step 6: Final answer
x = 202,340.49
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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.