Finding the Fourth Proportional to 82,195.68, 113,430.24 and 44,470.20
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Solution
The fourth proportional to 82,195.68, 113,430.24 and 44,470.20 is: 61,368.99
Step by Step Solution
- Step 1: Write the proportion equation
82,195.68 : 113,430.24 = 44,470.20 : x - Step 2: Convert to fraction form
82,195.68/113,430.24 = 44,470.20/x - Step 3: Cross multiply
82,195.68x = 113,430.24 × 44,470.20 - Step 4: Simplify right side
82,195.68x = 5,044,265,458.85 - Step 5: Solve for x
x = 5,044,265,458.85/82,195.68 - Step 6: Final answer
x = 61,368.99
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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.