Finding the Third Proportional to 67,801.75 and 147,657.75
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Solution
The third proportional to 67,801.75 and 147,657.75 is: 321,567.09
Step by Step Solution
- Step 1: Write the proportion equation
67,801.75 : 147,657.75 = 147,657.75 : x - Step 2: Convert to fraction form
67,801.75/147,657.75 = 147,657.75/x - Step 3: Cross multiply
67,801.75x = 147,657.75 × 147,657.75 - Step 4: Simplify right side
67,801.75x = 21,802,811,135.06 - Step 5: Solve for x
x = 21,802,811,135.06/67,801.75 - Step 6: Final answer
x = 321,567.09
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.