Finding the Fourth Proportional to 73,524.68, 110,184.72 and 38,394.20
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Solution
The fourth proportional to 73,524.68, 110,184.72 and 38,394.20 is: 57,537.88
Step by Step Solution
- Step 1: Write the proportion equation
73,524.68 : 110,184.72 = 38,394.20 : x - Step 2: Convert to fraction form
73,524.68/110,184.72 = 38,394.20/x - Step 3: Cross multiply
73,524.68x = 110,184.72 × 38,394.20 - Step 4: Simplify right side
73,524.68x = 4,230,454,176.62 - Step 5: Solve for x
x = 4,230,454,176.62/73,524.68 - Step 6: Final answer
x = 57,537.88
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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.