Finding the Third Proportional to 7,664.63 and 16,161.19
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Solution
The third proportional to 7,664.63 and 16,161.19 is: 34,076.55
Step by Step Solution
- Step 1: Write the proportion equation
7,664.63 : 16,161.19 = 16,161.19 : x - Step 2: Convert to fraction form
7,664.63/16,161.19 = 16,161.19/x - Step 3: Cross multiply
7,664.63x = 16,161.19 × 16,161.19 - Step 4: Simplify right side
7,664.63x = 261,183,981.41 - Step 5: Solve for x
x = 261,183,981.41/7,664.63 - Step 6: Final answer
x = 34,076.55
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.