Finding the Fourth Proportional to 106,361.38, 159,550.98 and 27,477.10
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Solution
The fourth proportional to 106,361.38, 159,550.98 and 27,477.10 is: 41,217.95
Step by Step Solution
- Step 1: Write the proportion equation
106,361.38 : 159,550.98 = 27,477.10 : x - Step 2: Convert to fraction form
106,361.38/159,550.98 = 27,477.10/x - Step 3: Cross multiply
106,361.38x = 159,550.98 × 27,477.10 - Step 4: Simplify right side
106,361.38x = 4,383,998,232.56 - Step 5: Solve for x
x = 4,383,998,232.56/106,361.38 - Step 6: Final answer
x = 41,217.95
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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.