Finding the Third Proportional to 21,880.50 and 32,814
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Solution
The third proportional to 21,880.50 and 32,814 is: 49,210.88
Step by Step Solution
- Step 1: Write the proportion equation
21,880.50 : 32,814 = 32,814 : x - Step 2: Convert to fraction form
21,880.50/32,814 = 32,814/x - Step 3: Cross multiply
21,880.50x = 32,814 × 32,814 - Step 4: Simplify right side
21,880.50x = 1,076,758,596 - Step 5: Solve for x
x = 1,076,758,596/21,880.50 - Step 6: Final answer
x = 49,210.88
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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.