Finding the Fourth Proportional to 251,542.01, 377,183.18 and 74,025.99
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Solution
The fourth proportional to 251,542.01, 377,183.18 and 74,025.99 is: 111,000.78
Step by Step Solution
- Step 1: Write the proportion equation
251,542.01 : 377,183.18 = 74,025.99 : x - Step 2: Convert to fraction form
251,542.01/377,183.18 = 74,025.99/x - Step 3: Cross multiply
251,542.01x = 377,183.18 × 74,025.99 - Step 4: Simplify right side
251,542.01x = 27,921,358,495.91 - Step 5: Solve for x
x = 27,921,358,495.91/251,542.01 - Step 6: Final answer
x = 111,000.78
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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.