Finding the Fourth Proportional to 75,920.23, 104,761.96 and 44,082.91
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Solution
The fourth proportional to 75,920.23, 104,761.96 and 44,082.91 is: 60,829.80
Step by Step Solution
- Step 1: Write the proportion equation
75,920.23 : 104,761.96 = 44,082.91 : x - Step 2: Convert to fraction form
75,920.23/104,761.96 = 44,082.91/x - Step 3: Cross multiply
75,920.23x = 104,761.96 × 44,082.91 - Step 4: Simplify right side
75,920.23x = 4,618,212,054.10 - Step 5: Solve for x
x = 4,618,212,054.10/75,920.23 - Step 6: Final answer
x = 60,829.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.