Finding the Third Proportional to 33,720 and 73,000
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Solution
The third proportional to 33,720 and 73,000 is: 158,036.77
Step by Step Solution
- Step 1: Write the proportion equation
33,720 : 73,000 = 73,000 : x - Step 2: Convert to fraction form
33,720/73,000 = 73,000/x - Step 3: Cross multiply
33,720x = 73,000 × 73,000 - Step 4: Simplify right side
33,720x = 5,329,000,000 - Step 5: Solve for x
x = 5,329,000,000/33,720 - Step 6: Final answer
x = 158,036.77
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.