Finding the Fourth Proportional to 164, 246 and 118.37
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Solution
The fourth proportional to 164, 246 and 118.37 is: 177.56
Step by Step Solution
- Step 1: Write the proportion equation
164 : 246 = 118.37 : x - Step 2: Convert to fraction form
164/246 = 118.37/x - Step 3: Cross multiply
164x = 246 × 118.37 - Step 4: Simplify right side
164x = 29,119.02 - Step 5: Solve for x
x = 29,119.02/164 - Step 6: Final answer
x = 177.56
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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.