Finding the Fourth Proportional to 192,024.58, 264,920.01 and 120,279.70
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Solution
The fourth proportional to 192,024.58, 264,920.01 and 120,279.70 is: 165,939.69
Step by Step Solution
- Step 1: Write the proportion equation
192,024.58 : 264,920.01 = 120,279.70 : x - Step 2: Convert to fraction form
192,024.58/264,920.01 = 120,279.70/x - Step 3: Cross multiply
192,024.58x = 264,920.01 × 120,279.70 - Step 4: Simplify right side
192,024.58x = 31,864,499,326.80 - Step 5: Solve for x
x = 31,864,499,326.80/192,024.58 - Step 6: Final answer
x = 165,939.69
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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.