Finding the Fourth Proportional to 87,228.99, 130,843.49 and 24,049.60
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Solution
The fourth proportional to 87,228.99, 130,843.49 and 24,049.60 is: 36,074.40
Step by Step Solution
- Step 1: Write the proportion equation
87,228.99 : 130,843.49 = 24,049.60 : x - Step 2: Convert to fraction form
87,228.99/130,843.49 = 24,049.60/x - Step 3: Cross multiply
87,228.99x = 130,843.49 × 24,049.60 - Step 4: Simplify right side
87,228.99x = 3,146,733,149.75 - Step 5: Solve for x
x = 3,146,733,149.75/87,228.99 - Step 6: Final answer
x = 36,074.40
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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.