Finding the Fourth Proportional to 71,712.24, 107,584.97 and 24,324.81
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Solution
The fourth proportional to 71,712.24, 107,584.97 and 24,324.81 is: 36,492.85
Step by Step Solution
- Step 1: Write the proportion equation
71,712.24 : 107,584.97 = 24,324.81 : x - Step 2: Convert to fraction form
71,712.24/107,584.97 = 24,324.81/x - Step 3: Cross multiply
71,712.24x = 107,584.97 × 24,324.81 - Step 4: Simplify right side
71,712.24x = 2,616,983,832.48 - Step 5: Solve for x
x = 2,616,983,832.48/71,712.24 - Step 6: Final answer
x = 36,492.85
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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.