Finding the Fourth Proportional to 87,992.76, 131,977.43 and 24,817.95
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Solution
The fourth proportional to 87,992.76, 131,977.43 and 24,817.95 is: 37,223.63
Step by Step Solution
- Step 1: Write the proportion equation
87,992.76 : 131,977.43 = 24,817.95 : x - Step 2: Convert to fraction form
87,992.76/131,977.43 = 24,817.95/x - Step 3: Cross multiply
87,992.76x = 131,977.43 × 24,817.95 - Step 4: Simplify right side
87,992.76x = 3,275,409,382.24 - Step 5: Solve for x
x = 3,275,409,382.24/87,992.76 - Step 6: Final answer
x = 37,223.63
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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.