Finding the Fourth Proportional to 123,174.24, 184,761.35 and 29,679.99
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Solution
The fourth proportional to 123,174.24, 184,761.35 and 29,679.99 is: 44,519.98
Step by Step Solution
- Step 1: Write the proportion equation
123,174.24 : 184,761.35 = 29,679.99 : x - Step 2: Convert to fraction form
123,174.24/184,761.35 = 29,679.99/x - Step 3: Cross multiply
123,174.24x = 184,761.35 × 29,679.99 - Step 4: Simplify right side
123,174.24x = 5,483,715,020.39 - Step 5: Solve for x
x = 5,483,715,020.39/123,174.24 - Step 6: Final answer
x = 44,519.98
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1.5x scale
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.