Finding the Fourth Proportional to 362,511.05, 543,750.17 and 125,872.18
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Solution
The fourth proportional to 362,511.05, 543,750.17 and 125,872.18 is: 188,802.57
Step by Step Solution
- Step 1: Write the proportion equation
362,511.05 : 543,750.17 = 125,872.18 : x - Step 2: Convert to fraction form
362,511.05/543,750.17 = 125,872.18/x - Step 3: Cross multiply
362,511.05x = 543,750.17 × 125,872.18 - Step 4: Simplify right side
362,511.05x = 68,443,017,284.53 - Step 5: Solve for x
x = 68,443,017,284.53/362,511.05 - Step 6: Final answer
x = 188,802.57
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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.