Finding the Fourth Proportional to 103,251.80, 154,859.24 and 27,350.88
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Solution
The fourth proportional to 103,251.80, 154,859.24 and 27,350.88 is: 41,021.43
Step by Step Solution
- Step 1: Write the proportion equation
103,251.80 : 154,859.24 = 27,350.88 : x - Step 2: Convert to fraction form
103,251.80/154,859.24 = 27,350.88/x - Step 3: Cross multiply
103,251.80x = 154,859.24 × 27,350.88 - Step 4: Simplify right side
103,251.80x = 4,235,536,490.13 - Step 5: Solve for x
x = 4,235,536,490.13/103,251.80 - Step 6: Final answer
x = 41,021.43
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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.