Finding the Third Proportional to 75,365.81 and 161,659.13
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Solution
The third proportional to 75,365.81 and 161,659.13 is: 346,757.66
Step by Step Solution
- Step 1: Write the proportion equation
75,365.81 : 161,659.13 = 161,659.13 : x - Step 2: Convert to fraction form
75,365.81/161,659.13 = 161,659.13/x - Step 3: Cross multiply
75,365.81x = 161,659.13 × 161,659.13 - Step 4: Simplify right side
75,365.81x = 26,133,672,695.77 - Step 5: Solve for x
x = 26,133,672,695.77/75,365.81 - Step 6: Final answer
x = 346,757.66
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.