Finding the Fourth Proportional to 123,186.24, 184,779.23 and 29,691.99
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Solution
The fourth proportional to 123,186.24, 184,779.23 and 29,691.99 is: 44,537.95
Step by Step Solution
- Step 1: Write the proportion equation
123,186.24 : 184,779.23 = 29,691.99 : x - Step 2: Convert to fraction form
123,186.24/184,779.23 = 29,691.99/x - Step 3: Cross multiply
123,186.24x = 184,779.23 × 29,691.99 - Step 4: Simplify right side
123,186.24x = 5,486,462,900.91 - Step 5: Solve for x
x = 5,486,462,900.91/123,186.24 - Step 6: Final answer
x = 44,537.95
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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.