Finding the Fourth Proportional to 80,197.63, 110,697.39 and 46,228.82
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Solution
The fourth proportional to 80,197.63, 110,697.39 and 46,228.82 is: 63,809.99
Step by Step Solution
- Step 1: Write the proportion equation
80,197.63 : 110,697.39 = 46,228.82 : x - Step 2: Convert to fraction form
80,197.63/110,697.39 = 46,228.82/x - Step 3: Cross multiply
80,197.63x = 110,697.39 × 46,228.82 - Step 4: Simplify right side
80,197.63x = 5,117,409,716.78 - Step 5: Solve for x
x = 5,117,409,716.78/80,197.63 - Step 6: Final answer
x = 63,809.99
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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.