Finding the Third Proportional to 87,639.75 and 190,041.75
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Solution
The third proportional to 87,639.75 and 190,041.75 is: 412,094.59
Step by Step Solution
- Step 1: Write the proportion equation
87,639.75 : 190,041.75 = 190,041.75 : x - Step 2: Convert to fraction form
87,639.75/190,041.75 = 190,041.75/x - Step 3: Cross multiply
87,639.75x = 190,041.75 × 190,041.75 - Step 4: Simplify right side
87,639.75x = 36,115,866,743.06 - Step 5: Solve for x
x = 36,115,866,743.06/87,639.75 - Step 6: Final answer
x = 412,094.59
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.