Finding the Third Proportional to 61,396.75 and 135,697.75
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Solution
The third proportional to 61,396.75 and 135,697.75 is: 299,916.19
Step by Step Solution
- Step 1: Write the proportion equation
61,396.75 : 135,697.75 = 135,697.75 : x - Step 2: Convert to fraction form
61,396.75/135,697.75 = 135,697.75/x - Step 3: Cross multiply
61,396.75x = 135,697.75 × 135,697.75 - Step 4: Simplify right side
61,396.75x = 18,413,879,355.06 - Step 5: Solve for x
x = 18,413,879,355.06/61,396.75 - Step 6: Final answer
x = 299,916.19
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.