Finding the Fourth Proportional to 87,096.08, 120,193.87 and 48,864.08
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Solution
The fourth proportional to 87,096.08, 120,193.87 and 48,864.08 is: 67,433.15
Step by Step Solution
- Step 1: Write the proportion equation
87,096.08 : 120,193.87 = 48,864.08 : x - Step 2: Convert to fraction form
87,096.08/120,193.87 = 48,864.08/x - Step 3: Cross multiply
87,096.08x = 120,193.87 × 48,864.08 - Step 4: Simplify right side
87,096.08x = 5,873,162,879.19 - Step 5: Solve for x
x = 5,873,162,879.19/87,096.08 - Step 6: Final answer
x = 67,433.15
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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.