Finding the Fourth Proportional to 362,063.13, 543,121.34 and 95,821.84
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Solution
The fourth proportional to 362,063.13, 543,121.34 and 95,821.84 is: 143,739.81
Step by Step Solution
- Step 1: Write the proportion equation
362,063.13 : 543,121.34 = 95,821.84 : x - Step 2: Convert to fraction form
362,063.13/543,121.34 = 95,821.84/x - Step 3: Cross multiply
362,063.13x = 543,121.34 × 95,821.84 - Step 4: Simplify right side
362,063.13x = 52,042,886,142.07 - Step 5: Solve for x
x = 52,042,886,142.07/362,063.13 - Step 6: Final answer
x = 143,739.81
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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.