Finding the Fourth Proportional to 82,346.41, 113,637.09 and 44,620.66
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Solution
The fourth proportional to 82,346.41, 113,637.09 and 44,620.66 is: 61,575.99
Step by Step Solution
- Step 1: Write the proportion equation
82,346.41 : 113,637.09 = 44,620.66 : x - Step 2: Convert to fraction form
82,346.41/113,637.09 = 44,620.66/x - Step 3: Cross multiply
82,346.41x = 113,637.09 × 44,620.66 - Step 4: Simplify right side
82,346.41x = 5,070,561,626.44 - Step 5: Solve for x
x = 5,070,561,626.44/82,346.41 - Step 6: Final answer
x = 61,575.99
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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.