Finding the Fourth Proportional to 173,498.05, 239,487.64 and 119,229.94
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Solution
The fourth proportional to 173,498.05, 239,487.64 and 119,229.94 is: 164,578.78
Step by Step Solution
- Step 1: Write the proportion equation
173,498.05 : 239,487.64 = 119,229.94 : x - Step 2: Convert to fraction form
173,498.05/239,487.64 = 119,229.94/x - Step 3: Cross multiply
173,498.05x = 239,487.64 × 119,229.94 - Step 4: Simplify right side
173,498.05x = 28,554,096,949.23 - Step 5: Solve for x
x = 28,554,096,949.23/173,498.05 - Step 6: Final answer
x = 164,578.78
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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.