Finding the Fourth Proportional to 193.11, 290.01 and 177.66
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Solution
The fourth proportional to 193.11, 290.01 and 177.66 is: 266.80
Step by Step Solution
- Step 1: Write the proportion equation
193.11 : 290.01 = 177.66 : x - Step 2: Convert to fraction form
193.11/290.01 = 177.66/x - Step 3: Cross multiply
193.11x = 290.01 × 177.66 - Step 4: Simplify right side
193.11x = 51,521.28 - Step 5: Solve for x
x = 51,521.28/193.11 - Step 6: Final answer
x = 266.80
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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.