Finding the Fourth Proportional to 75,183.36, 103,752.99 and 41,194.01
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Solution
The fourth proportional to 75,183.36, 103,752.99 and 41,194.01 is: 56,847.70
Step by Step Solution
- Step 1: Write the proportion equation
75,183.36 : 103,752.99 = 41,194.01 : x - Step 2: Convert to fraction form
75,183.36/103,752.99 = 41,194.01/x - Step 3: Cross multiply
75,183.36x = 103,752.99 × 41,194.01 - Step 4: Simplify right side
75,183.36x = 4,274,001,188.82 - Step 5: Solve for x
x = 4,274,001,188.82/75,183.36 - Step 6: Final answer
x = 56,847.70
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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.