Finding the Third Proportional to 33,138.18 and 71,572.99
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Solution
The third proportional to 33,138.18 and 71,572.99 is: 154,585.85
Step by Step Solution
- Step 1: Write the proportion equation
33,138.18 : 71,572.99 = 71,572.99 : x - Step 2: Convert to fraction form
33,138.18/71,572.99 = 71,572.99/x - Step 3: Cross multiply
33,138.18x = 71,572.99 × 71,572.99 - Step 4: Simplify right side
33,138.18x = 5,122,693,210.67 - Step 5: Solve for x
x = 5,122,693,210.67/33,138.18 - Step 6: Final answer
x = 154,585.85
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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.