Finding the Fourth Proportional to 115,789.92, 173,684.88 and 32,683.92
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Solution
The fourth proportional to 115,789.92, 173,684.88 and 32,683.92 is: 49,025.88
Step by Step Solution
- Step 1: Write the proportion equation
115,789.92 : 173,684.88 = 32,683.92 : x - Step 2: Convert to fraction form
115,789.92/173,684.88 = 32,683.92/x - Step 3: Cross multiply
115,789.92x = 173,684.88 × 32,683.92 - Step 4: Simplify right side
115,789.92x = 5,676,702,723.13 - Step 5: Solve for x
x = 5,676,702,723.13/115,789.92 - Step 6: Final answer
x = 49,025.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.