Finding the Fourth Proportional to 178.97, 267.93 and 160.74
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Solution
The fourth proportional to 178.97, 267.93 and 160.74 is: 240.65
Step by Step Solution
- Step 1: Write the proportion equation
178.97 : 267.93 = 160.74 : x - Step 2: Convert to fraction form
178.97/267.93 = 160.74/x - Step 3: Cross multiply
178.97x = 267.93 × 160.74 - Step 4: Simplify right side
178.97x = 43,067.07 - Step 5: Solve for x
x = 43,067.07/178.97 - Step 6: Final answer
x = 240.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.