Finding the Fourth Proportional to 73,723.44, 101,670.84 and 54,650.73
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Solution
The fourth proportional to 73,723.44, 101,670.84 and 54,650.73 is: 75,367.95
Step by Step Solution
- Step 1: Write the proportion equation
73,723.44 : 101,670.84 = 54,650.73 : x - Step 2: Convert to fraction form
73,723.44/101,670.84 = 54,650.73/x - Step 3: Cross multiply
73,723.44x = 101,670.84 × 54,650.73 - Step 4: Simplify right side
73,723.44x = 5,556,384,844.11 - Step 5: Solve for x
x = 5,556,384,844.11/73,723.44 - Step 6: Final answer
x = 75,367.95
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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.