Finding the Third Proportional to 75,705.75 and 117,555.75
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Solution
The third proportional to 75,705.75 and 117,555.75 is: 182,540.35
Step by Step Solution
- Step 1: Write the proportion equation
75,705.75 : 117,555.75 = 117,555.75 : x - Step 2: Convert to fraction form
75,705.75/117,555.75 = 117,555.75/x - Step 3: Cross multiply
75,705.75x = 117,555.75 × 117,555.75 - Step 4: Simplify right side
75,705.75x = 13,819,354,358.06 - Step 5: Solve for x
x = 13,819,354,358.06/75,705.75 - Step 6: Final answer
x = 182,540.35
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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.