Finding the Fourth Proportional to 71,617.44, 107,431.92 and 24,232.08
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Solution
The fourth proportional to 71,617.44, 107,431.92 and 24,232.08 is: 36,350.07
Step by Step Solution
- Step 1: Write the proportion equation
71,617.44 : 107,431.92 = 24,232.08 : x - Step 2: Convert to fraction form
71,617.44/107,431.92 = 24,232.08/x - Step 3: Cross multiply
71,617.44x = 107,431.92 × 24,232.08 - Step 4: Simplify right side
71,617.44x = 2,603,298,879.99 - Step 5: Solve for x
x = 2,603,298,879.99/71,617.44 - Step 6: Final answer
x = 36,350.07
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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.