Finding the Fourth Proportional to 76,625.48, 114,821.22 and 32,227.94
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Solution
The fourth proportional to 76,625.48, 114,821.22 and 32,227.94 is: 48,292.70
Step by Step Solution
- Step 1: Write the proportion equation
76,625.48 : 114,821.22 = 32,227.94 : x - Step 2: Convert to fraction form
76,625.48/114,821.22 = 32,227.94/x - Step 3: Cross multiply
76,625.48x = 114,821.22 × 32,227.94 - Step 4: Simplify right side
76,625.48x = 3,700,451,388.89 - Step 5: Solve for x
x = 3,700,451,388.89/76,625.48 - Step 6: Final answer
x = 48,292.70
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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.