Finding the Third Proportional to 98,020 and 138,036
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Solution
The third proportional to 98,020 and 138,036 is: 194,388.26
Step by Step Solution
- Step 1: Write the proportion equation
98,020 : 138,036 = 138,036 : x - Step 2: Convert to fraction form
98,020/138,036 = 138,036/x - Step 3: Cross multiply
98,020x = 138,036 × 138,036 - Step 4: Simplify right side
98,020x = 19,053,937,296 - Step 5: Solve for x
x = 19,053,937,296/98,020 - Step 6: Final answer
x = 194,388.26
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.