Finding the Fourth Proportional to 79,059.24, 118,635.42 and 29,174.44
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Solution
The fourth proportional to 79,059.24, 118,635.42 and 29,174.44 is: 43,778.84
Step by Step Solution
- Step 1: Write the proportion equation
79,059.24 : 118,635.42 = 29,174.44 : x - Step 2: Convert to fraction form
79,059.24/118,635.42 = 29,174.44/x - Step 3: Cross multiply
79,059.24x = 118,635.42 × 29,174.44 - Step 4: Simplify right side
79,059.24x = 3,461,121,942.66 - Step 5: Solve for x
x = 3,461,121,942.66/79,059.24 - Step 6: Final answer
x = 43,778.84
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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.