Finding the Third Proportional to 47,472.75 and 103,449.75
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Solution
The third proportional to 47,472.75 and 103,449.75 is: 225,431.45
Step by Step Solution
- Step 1: Write the proportion equation
47,472.75 : 103,449.75 = 103,449.75 : x - Step 2: Convert to fraction form
47,472.75/103,449.75 = 103,449.75/x - Step 3: Cross multiply
47,472.75x = 103,449.75 × 103,449.75 - Step 4: Simplify right side
47,472.75x = 10,701,850,775.06 - Step 5: Solve for x
x = 10,701,850,775.06/47,472.75 - Step 6: Final answer
x = 225,431.45
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.