Finding the Fourth Proportional to 203,229.58, 280,593.70 and 126,864.94
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Solution
The fourth proportional to 203,229.58, 280,593.70 and 126,864.94 is: 175,159.06
Step by Step Solution
- Step 1: Write the proportion equation
203,229.58 : 280,593.70 = 126,864.94 : x - Step 2: Convert to fraction form
203,229.58/280,593.70 = 126,864.94/x - Step 3: Cross multiply
203,229.58x = 280,593.70 × 126,864.94 - Step 4: Simplify right side
203,229.58x = 35,597,502,914.88 - Step 5: Solve for x
x = 35,597,502,914.88/203,229.58 - Step 6: Final answer
x = 175,159.06
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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.