Finding the Third Proportional to 19,908 and 30,086
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Solution
The third proportional to 19,908 and 30,086 is: 45,467.52
Step by Step Solution
- Step 1: Write the proportion equation
19,908 : 30,086 = 30,086 : x - Step 2: Convert to fraction form
19,908/30,086 = 30,086/x - Step 3: Cross multiply
19,908x = 30,086 × 30,086 - Step 4: Simplify right side
19,908x = 905,167,396 - Step 5: Solve for x
x = 905,167,396/19,908 - Step 6: Final answer
x = 45,467.52
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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.