Finding the Fourth Proportional to 67,435.75, 101,158.49 and 25,882.75
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Solution
The fourth proportional to 67,435.75, 101,158.49 and 25,882.75 is: 38,825.99
Step by Step Solution
- Step 1: Write the proportion equation
67,435.75 : 101,158.49 = 25,882.75 : x - Step 2: Convert to fraction form
67,435.75/101,158.49 = 25,882.75/x - Step 3: Cross multiply
67,435.75x = 101,158.49 × 25,882.75 - Step 4: Simplify right side
67,435.75x = 2,618,259,907.05 - Step 5: Solve for x
x = 2,618,259,907.05/67,435.75 - Step 6: Final answer
x = 38,825.99
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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.