Finding the Fourth Proportional to 110,826.26, 166,239.40 and 27,720.26
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Solution
The fourth proportional to 110,826.26, 166,239.40 and 27,720.26 is: 41,580.39
Step by Step Solution
- Step 1: Write the proportion equation
110,826.26 : 166,239.40 = 27,720.26 : x - Step 2: Convert to fraction form
110,826.26/166,239.40 = 27,720.26/x - Step 3: Cross multiply
110,826.26x = 166,239.40 × 27,720.26 - Step 4: Simplify right side
110,826.26x = 4,608,199,390.24 - Step 5: Solve for x
x = 4,608,199,390.24/110,826.26 - Step 6: Final answer
x = 41,580.39
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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.