Finding the Fourth Proportional to 71,932.08, 107,828.48 and 27,524.64
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Solution
The fourth proportional to 71,932.08, 107,828.48 and 27,524.64 is: 41,260.31
Step by Step Solution
- Step 1: Write the proportion equation
71,932.08 : 107,828.48 = 27,524.64 : x - Step 2: Convert to fraction form
71,932.08/107,828.48 = 27,524.64/x - Step 3: Cross multiply
71,932.08x = 107,828.48 × 27,524.64 - Step 4: Simplify right side
71,932.08x = 2,967,940,093.75 - Step 5: Solve for x
x = 2,967,940,093.75/71,932.08 - Step 6: Final answer
x = 41,260.31
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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.