Finding the Fourth Proportional to 173,808.73, 239,732.12 and 159,514.62
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Solution
The fourth proportional to 173,808.73, 239,732.12 and 159,514.62 is: 220,016.44
Step by Step Solution
- Step 1: Write the proportion equation
173,808.73 : 239,732.12 = 159,514.62 : x - Step 2: Convert to fraction form
173,808.73/239,732.12 = 159,514.62/x - Step 3: Cross multiply
173,808.73x = 239,732.12 × 159,514.62 - Step 4: Simplify right side
173,808.73x = 38,240,778,023.59 - Step 5: Solve for x
x = 38,240,778,023.59/173,808.73 - Step 6: Final answer
x = 220,016.44
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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.