Finding the Third Proportional to 75,645 and 125,635.50
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Solution
The third proportional to 75,645 and 125,635.50 is: 208,662.55
Step by Step Solution
- Step 1: Write the proportion equation
75,645 : 125,635.50 = 125,635.50 : x - Step 2: Convert to fraction form
75,645/125,635.50 = 125,635.50/x - Step 3: Cross multiply
75,645x = 125,635.50 × 125,635.50 - Step 4: Simplify right side
75,645x = 15,784,278,860.25 - Step 5: Solve for x
x = 15,784,278,860.25/75,645 - Step 6: Final answer
x = 208,662.55
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Why These Related Problems?
These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.