Finding the Third Proportional to 74,995.88 and 161,655.75
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Solution
The third proportional to 74,995.88 and 161,655.75 is: 348,453.59
Step by Step Solution
- Step 1: Write the proportion equation
74,995.88 : 161,655.75 = 161,655.75 : x - Step 2: Convert to fraction form
74,995.88/161,655.75 = 161,655.75/x - Step 3: Cross multiply
74,995.88x = 161,655.75 × 161,655.75 - Step 4: Simplify right side
74,995.88x = 26,132,581,508.06 - Step 5: Solve for x
x = 26,132,581,508.06/74,995.88 - Step 6: Final answer
x = 348,453.59
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.