Finding the Third Proportional to 47,682.14 and 72,136.97
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Solution
The third proportional to 47,682.14 and 72,136.97 is: 109,133.99
Step by Step Solution
- Step 1: Write the proportion equation
47,682.14 : 72,136.97 = 72,136.97 : x - Step 2: Convert to fraction form
47,682.14/72,136.97 = 72,136.97/x - Step 3: Cross multiply
47,682.14x = 72,136.97 × 72,136.97 - Step 4: Simplify right side
47,682.14x = 5,203,742,260.44 - Step 5: Solve for x
x = 5,203,742,260.44/47,682.14 - Step 6: Final answer
x = 109,133.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.