Finding the Fourth Proportional to 182.51, 273.99 and 156.99
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Solution
The fourth proportional to 182.51, 273.99 and 156.99 is: 235.68
Step by Step Solution
- Step 1: Write the proportion equation
182.51 : 273.99 = 156.99 : x - Step 2: Convert to fraction form
182.51/273.99 = 156.99/x - Step 3: Cross multiply
182.51x = 273.99 × 156.99 - Step 4: Simplify right side
182.51x = 43,013.69 - Step 5: Solve for x
x = 43,013.69/182.51 - Step 6: Final answer
x = 235.68
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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.