Finding the Fourth Proportional to 237.18, 327.14 and 163.68
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Solution
The fourth proportional to 237.18, 327.14 and 163.68 is: 225.76
Step by Step Solution
- Step 1: Write the proportion equation
237.18 : 327.14 = 163.68 : x - Step 2: Convert to fraction form
237.18/327.14 = 163.68/x - Step 3: Cross multiply
237.18x = 327.14 × 163.68 - Step 4: Simplify right side
237.18x = 53,546.28 - Step 5: Solve for x
x = 53,546.28/237.18 - Step 6: Final answer
x = 225.76
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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.