Finding the Third Proportional to 47,718 and 69,932
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Solution
The third proportional to 47,718 and 69,932 is: 102,487.21
Step by Step Solution
- Step 1: Write the proportion equation
47,718 : 69,932 = 69,932 : x - Step 2: Convert to fraction form
47,718/69,932 = 69,932/x - Step 3: Cross multiply
47,718x = 69,932 × 69,932 - Step 4: Simplify right side
47,718x = 4,890,484,624 - Step 5: Solve for x
x = 4,890,484,624/47,718 - Step 6: Final answer
x = 102,487.21
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.