Finding the Fourth Proportional to 75,703.99, 104,514.81 and 50,244.88
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Solution
The fourth proportional to 75,703.99, 104,514.81 and 50,244.88 is: 69,366.68
Step by Step Solution
- Step 1: Write the proportion equation
75,703.99 : 104,514.81 = 50,244.88 : x - Step 2: Convert to fraction form
75,703.99/104,514.81 = 50,244.88/x - Step 3: Cross multiply
75,703.99x = 104,514.81 × 50,244.88 - Step 4: Simplify right side
75,703.99x = 5,251,334,086.67 - Step 5: Solve for x
x = 5,251,334,086.67/75,703.99 - Step 6: Final answer
x = 69,366.68
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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.