Finding the Fourth Proportional to 87,754.24, 131,631.37 and 24,583.76
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Solution
The fourth proportional to 87,754.24, 131,631.37 and 24,583.76 is: 36,875.63
Step by Step Solution
- Step 1: Write the proportion equation
87,754.24 : 131,631.37 = 24,583.76 : x - Step 2: Convert to fraction form
87,754.24/131,631.37 = 24,583.76/x - Step 3: Cross multiply
87,754.24x = 131,631.37 × 24,583.76 - Step 4: Simplify right side
87,754.24x = 3,235,993,427.22 - Step 5: Solve for x
x = 3,235,993,427.22/87,754.24 - Step 6: Final answer
x = 36,875.63
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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.