Finding the Fourth Proportional to 87,161.88, 130,744.64 and 24,832.38
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Solution
The fourth proportional to 87,161.88, 130,744.64 and 24,832.38 is: 37,249.09
Step by Step Solution
- Step 1: Write the proportion equation
87,161.88 : 130,744.64 = 24,832.38 : x - Step 2: Convert to fraction form
87,161.88/130,744.64 = 24,832.38/x - Step 3: Cross multiply
87,161.88x = 130,744.64 × 24,832.38 - Step 4: Simplify right side
87,161.88x = 3,246,700,583.44 - Step 5: Solve for x
x = 3,246,700,583.44/87,161.88 - Step 6: Final answer
x = 37,249.09
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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.