Finding the Fourth Proportional to 193,734.20, 267,319.50 and 108,854.84
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Solution
The fourth proportional to 193,734.20, 267,319.50 and 108,854.84 is: 150,200.75
Step by Step Solution
- Step 1: Write the proportion equation
193,734.20 : 267,319.50 = 108,854.84 : x - Step 2: Convert to fraction form
193,734.20/267,319.50 = 108,854.84/x - Step 3: Cross multiply
193,734.20x = 267,319.50 × 108,854.84 - Step 4: Simplify right side
193,734.20x = 29,099,021,401.38 - Step 5: Solve for x
x = 29,099,021,401.38/193,734.20 - Step 6: Final answer
x = 150,200.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.