Finding the Fourth Proportional to 174,183.92, 261,259.68 and 47,819.60
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Solution
The fourth proportional to 174,183.92, 261,259.68 and 47,819.60 is: 71,724.95
Step by Step Solution
- Step 1: Write the proportion equation
174,183.92 : 261,259.68 = 47,819.60 : x - Step 2: Convert to fraction form
174,183.92/261,259.68 = 47,819.60/x - Step 3: Cross multiply
174,183.92x = 261,259.68 × 47,819.60 - Step 4: Simplify right side
174,183.92x = 12,493,333,393.73 - Step 5: Solve for x
x = 12,493,333,393.73/174,183.92 - Step 6: Final answer
x = 71,724.95
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1.5x scale
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.