Finding the Fourth Proportional to 111,742.26, 167,609.67 and 48,562.38
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Solution
The fourth proportional to 111,742.26, 167,609.67 and 48,562.38 is: 72,841.95
Step by Step Solution
- Step 1: Write the proportion equation
111,742.26 : 167,609.67 = 48,562.38 : x - Step 2: Convert to fraction form
111,742.26/167,609.67 = 48,562.38/x - Step 3: Cross multiply
111,742.26x = 167,609.67 × 48,562.38 - Step 4: Simplify right side
111,742.26x = 8,139,524,486.21 - Step 5: Solve for x
x = 8,139,524,486.21/111,742.26 - Step 6: Final answer
x = 72,841.95
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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.