Finding the Fourth Proportional to 87,859.26, 131,797.76 and 24,679.53
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Solution
The fourth proportional to 87,859.26, 131,797.76 and 24,679.53 is: 37,021.79
Step by Step Solution
- Step 1: Write the proportion equation
87,859.26 : 131,797.76 = 24,679.53 : x - Step 2: Convert to fraction form
87,859.26/131,797.76 = 24,679.53/x - Step 3: Cross multiply
87,859.26x = 131,797.76 × 24,679.53 - Step 4: Simplify right side
87,859.26x = 3,252,706,648.46 - Step 5: Solve for x
x = 3,252,706,648.46/87,859.26 - Step 6: Final answer
x = 37,021.79
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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.