Finding the Fourth Proportional to 82,454.44, 113,786.34 and 44,728.84
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Solution
The fourth proportional to 82,454.44, 113,786.34 and 44,728.84 is: 61,725.37
Step by Step Solution
- Step 1: Write the proportion equation
82,454.44 : 113,786.34 = 44,728.84 : x - Step 2: Convert to fraction form
82,454.44/113,786.34 = 44,728.84/x - Step 3: Cross multiply
82,454.44x = 113,786.34 × 44,728.84 - Step 4: Simplify right side
82,454.44x = 5,089,530,996.05 - Step 5: Solve for x
x = 5,089,530,996.05/82,454.44 - Step 6: Final answer
x = 61,725.37
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1.5x scale
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.