Finding the Third Proportional to 67,117.50 and 144,744.75
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Solution
The third proportional to 67,117.50 and 144,744.75 is: 312,154.69
Step by Step Solution
- Step 1: Write the proportion equation
67,117.50 : 144,744.75 = 144,744.75 : x - Step 2: Convert to fraction form
67,117.50/144,744.75 = 144,744.75/x - Step 3: Cross multiply
67,117.50x = 144,744.75 × 144,744.75 - Step 4: Simplify right side
67,117.50x = 20,951,042,652.56 - Step 5: Solve for x
x = 20,951,042,652.56/67,117.50 - Step 6: Final answer
x = 312,154.69
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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.