Finding the Fourth Proportional to 82,233.33, 113,469.78 and 48,228.99
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Solution
The fourth proportional to 82,233.33, 113,469.78 and 48,228.99 is: 66,548.84
Step by Step Solution
- Step 1: Write the proportion equation
82,233.33 : 113,469.78 = 48,228.99 : x - Step 2: Convert to fraction form
82,233.33/113,469.78 = 48,228.99/x - Step 3: Cross multiply
82,233.33x = 113,469.78 × 48,228.99 - Step 4: Simplify right side
82,233.33x = 5,472,532,884.92 - Step 5: Solve for x
x = 5,472,532,884.92/82,233.33 - Step 6: Final answer
x = 66,548.84
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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.