Finding the Fourth Proportional to 175,432.50, 263,043.36 and 80,543.94
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Solution
The fourth proportional to 175,432.50, 263,043.36 and 80,543.94 is: 120,767.52
Step by Step Solution
- Step 1: Write the proportion equation
175,432.50 : 263,043.36 = 80,543.94 : x - Step 2: Convert to fraction form
175,432.50/263,043.36 = 80,543.94/x - Step 3: Cross multiply
175,432.50x = 263,043.36 × 80,543.94 - Step 4: Simplify right side
175,432.50x = 21,186,548,605.24 - Step 5: Solve for x
x = 21,186,548,605.24/175,432.50 - Step 6: Final answer
x = 120,767.52
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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.