Finding the Third Proportional to 21,923 and 47,570
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Solution
The third proportional to 21,923 and 47,570 is: 103,220.59
Step by Step Solution
- Step 1: Write the proportion equation
21,923 : 47,570 = 47,570 : x - Step 2: Convert to fraction form
21,923/47,570 = 47,570/x - Step 3: Cross multiply
21,923x = 47,570 × 47,570 - Step 4: Simplify right side
21,923x = 2,262,904,900 - Step 5: Solve for x
x = 2,262,904,900/21,923 - Step 6: Final answer
x = 103,220.59
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.