Finding the Third Proportional to 35,344.75 and 74,779.75
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Solution
The third proportional to 35,344.75 and 74,779.75 is: 158,213.34
Step by Step Solution
- Step 1: Write the proportion equation
35,344.75 : 74,779.75 = 74,779.75 : x - Step 2: Convert to fraction form
35,344.75/74,779.75 = 74,779.75/x - Step 3: Cross multiply
35,344.75x = 74,779.75 × 74,779.75 - Step 4: Simplify right side
35,344.75x = 5,592,011,010.06 - Step 5: Solve for x
x = 5,592,011,010.06/35,344.75 - Step 6: Final answer
x = 158,213.34
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.