Finding the Fourth Proportional to 177,244.74, 244,555.67 and 100,757.79
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Solution
The fourth proportional to 177,244.74, 244,555.67 and 100,757.79 is: 139,021.83
Step by Step Solution
- Step 1: Write the proportion equation
177,244.74 : 244,555.67 = 100,757.79 : x - Step 2: Convert to fraction form
177,244.74/244,555.67 = 100,757.79/x - Step 3: Cross multiply
177,244.74x = 244,555.67 × 100,757.79 - Step 4: Simplify right side
177,244.74x = 24,640,888,337.38 - Step 5: Solve for x
x = 24,640,888,337.38/177,244.74 - Step 6: Final answer
x = 139,021.83
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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.