Finding the Fourth Proportional to 362,163.48, 543,062.94 and 125,442.60
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Solution
The fourth proportional to 362,163.48, 543,062.94 and 125,442.60 is: 188,100.76
Step by Step Solution
- Step 1: Write the proportion equation
362,163.48 : 543,062.94 = 125,442.60 : x - Step 2: Convert to fraction form
362,163.48/543,062.94 = 125,442.60/x - Step 3: Cross multiply
362,163.48x = 543,062.94 × 125,442.60 - Step 4: Simplify right side
362,163.48x = 68,123,227,157.24 - Step 5: Solve for x
x = 68,123,227,157.24/362,163.48 - Step 6: Final answer
x = 188,100.76
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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.