Finding the Fourth Proportional to 182,608.20, 274,193.90 and 99,664.20
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Solution
The fourth proportional to 182,608.20, 274,193.90 and 99,664.20 is: 149,649.99
Step by Step Solution
- Step 1: Write the proportion equation
182,608.20 : 274,193.90 = 99,664.20 : x - Step 2: Convert to fraction form
182,608.20/274,193.90 = 99,664.20/x - Step 3: Cross multiply
182,608.20x = 274,193.90 × 99,664.20 - Step 4: Simplify right side
182,608.20x = 27,327,315,688.38 - Step 5: Solve for x
x = 27,327,315,688.38/182,608.20 - Step 6: Final answer
x = 149,649.99
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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.