Finding the Fourth Proportional to 111,789.45, 167,626.46 and 32,893.43
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Solution
The fourth proportional to 111,789.45, 167,626.46 and 32,893.43 is: 49,323.16
Step by Step Solution
- Step 1: Write the proportion equation
111,789.45 : 167,626.46 = 32,893.43 : x - Step 2: Convert to fraction form
111,789.45/167,626.46 = 32,893.43/x - Step 3: Cross multiply
111,789.45x = 167,626.46 × 32,893.43 - Step 4: Simplify right side
111,789.45x = 5,513,808,472.26 - Step 5: Solve for x
x = 5,513,808,472.26/111,789.45 - Step 6: Final answer
x = 49,323.16
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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.