Finding the Fourth Proportional to 86,348.44, 119,163.18 and 48,624.04
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Solution
The fourth proportional to 86,348.44, 119,163.18 and 48,624.04 is: 67,102.49
Step by Step Solution
- Step 1: Write the proportion equation
86,348.44 : 119,163.18 = 48,624.04 : x - Step 2: Convert to fraction form
86,348.44/119,163.18 = 48,624.04/x - Step 3: Cross multiply
86,348.44x = 119,163.18 × 48,624.04 - Step 4: Simplify right side
86,348.44x = 5,794,195,230.85 - Step 5: Solve for x
x = 5,794,195,230.85/86,348.44 - Step 6: Final answer
x = 67,102.49
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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.