Finding the Fourth Proportional to 362,199.40, 543,176.08 and 125,486.82
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Solution
The fourth proportional to 362,199.40, 543,176.08 and 125,486.82 is: 188,187.61
Step by Step Solution
- Step 1: Write the proportion equation
362,199.40 : 543,176.08 = 125,486.82 : x - Step 2: Convert to fraction form
362,199.40/543,176.08 = 125,486.82/x - Step 3: Cross multiply
362,199.40x = 543,176.08 × 125,486.82 - Step 4: Simplify right side
362,199.40x = 68,161,438,665.55 - Step 5: Solve for x
x = 68,161,438,665.55/362,199.40 - Step 6: Final answer
x = 188,187.61
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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.