Finding the Fourth Proportional to 82,694.49, 114,126.87 and 48,713.67
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Solution
The fourth proportional to 82,694.49, 114,126.87 and 48,713.67 is: 67,229.86
Step by Step Solution
- Step 1: Write the proportion equation
82,694.49 : 114,126.87 = 48,713.67 : x - Step 2: Convert to fraction form
82,694.49/114,126.87 = 48,713.67/x - Step 3: Cross multiply
82,694.49x = 114,126.87 × 48,713.67 - Step 4: Simplify right side
82,694.49x = 5,559,538,683.31 - Step 5: Solve for x
x = 5,559,538,683.31/82,694.49 - Step 6: Final answer
x = 67,229.86
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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.