Finding the Fourth Proportional to 73,932.44, 110,942.58 and 27,218.12
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Solution
The fourth proportional to 73,932.44, 110,942.58 and 27,218.12 is: 40,843.35
Step by Step Solution
- Step 1: Write the proportion equation
73,932.44 : 110,942.58 = 27,218.12 : x - Step 2: Convert to fraction form
73,932.44/110,942.58 = 27,218.12/x - Step 3: Cross multiply
73,932.44x = 110,942.58 × 27,218.12 - Step 4: Simplify right side
73,932.44x = 3,019,648,455.55 - Step 5: Solve for x
x = 3,019,648,455.55/73,932.44 - Step 6: Final answer
x = 40,843.35
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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.