Finding the Fourth Proportional to 110,578.24, 165,867.60 and 48,234.40
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Solution
The fourth proportional to 110,578.24, 165,867.60 and 48,234.40 is: 72,351.70
Step by Step Solution
- Step 1: Write the proportion equation
110,578.24 : 165,867.60 = 48,234.40 : x - Step 2: Convert to fraction form
110,578.24/165,867.60 = 48,234.40/x - Step 3: Cross multiply
110,578.24x = 165,867.60 × 48,234.40 - Step 4: Simplify right side
110,578.24x = 8,000,524,165.44 - Step 5: Solve for x
x = 8,000,524,165.44/110,578.24 - Step 6: Final answer
x = 72,351.70
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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.