Finding the Fourth Proportional to 204,220.80, 281,808.37 and 113,576.94
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Solution
The fourth proportional to 204,220.80, 281,808.37 and 113,576.94 is: 156,727.09
Step by Step Solution
- Step 1: Write the proportion equation
204,220.80 : 281,808.37 = 113,576.94 : x - Step 2: Convert to fraction form
204,220.80/281,808.37 = 113,576.94/x - Step 3: Cross multiply
204,220.80x = 281,808.37 × 113,576.94 - Step 4: Simplify right side
204,220.80x = 32,006,932,330.99 - Step 5: Solve for x
x = 32,006,932,330.99/204,220.80 - Step 6: Final answer
x = 156,727.09
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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.