Finding the Third Proportional to 31,102 and 47,834
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Solution
The third proportional to 31,102 and 47,834 is: 73,567.34
Step by Step Solution
- Step 1: Write the proportion equation
31,102 : 47,834 = 47,834 : x - Step 2: Convert to fraction form
31,102/47,834 = 47,834/x - Step 3: Cross multiply
31,102x = 47,834 × 47,834 - Step 4: Simplify right side
31,102x = 2,288,091,556 - Step 5: Solve for x
x = 2,288,091,556/31,102 - Step 6: Final answer
x = 73,567.34
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.