Finding the Fourth Proportional to 275,091.48, 412,638.63 and 125,226.96
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Solution
The fourth proportional to 275,091.48, 412,638.63 and 125,226.96 is: 187,841.08
Step by Step Solution
- Step 1: Write the proportion equation
275,091.48 : 412,638.63 = 125,226.96 : x - Step 2: Convert to fraction form
275,091.48/412,638.63 = 125,226.96/x - Step 3: Cross multiply
275,091.48x = 412,638.63 × 125,226.96 - Step 4: Simplify right side
275,091.48x = 51,673,481,213.46 - Step 5: Solve for x
x = 51,673,481,213.46/275,091.48 - Step 6: Final answer
x = 187,841.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.