Finding the Fourth Proportional to 87,614.24, 131,406.98 and 24,438.65
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Solution
The fourth proportional to 87,614.24, 131,406.98 and 24,438.65 is: 36,653.96
Step by Step Solution
- Step 1: Write the proportion equation
87,614.24 : 131,406.98 = 24,438.65 : x - Step 2: Convert to fraction form
87,614.24/131,406.98 = 24,438.65/x - Step 3: Cross multiply
87,614.24x = 131,406.98 × 24,438.65 - Step 4: Simplify right side
87,614.24x = 3,211,408,412.55 - Step 5: Solve for x
x = 3,211,408,412.55/87,614.24 - Step 6: Final answer
x = 36,653.96
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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.