Finding the Third Proportional to 83,986 and 130,036
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Solution
The third proportional to 83,986 and 130,036 is: 201,335.48
Step by Step Solution
- Step 1: Write the proportion equation
83,986 : 130,036 = 130,036 : x - Step 2: Convert to fraction form
83,986/130,036 = 130,036/x - Step 3: Cross multiply
83,986x = 130,036 × 130,036 - Step 4: Simplify right side
83,986x = 16,909,361,296 - Step 5: Solve for x
x = 16,909,361,296/83,986 - Step 6: Final answer
x = 201,335.48
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.