Finding the Third Proportional to 74,563.88 and 159,171.75
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Solution
The third proportional to 74,563.88 and 159,171.75 is: 339,784.46
Step by Step Solution
- Step 1: Write the proportion equation
74,563.88 : 159,171.75 = 159,171.75 : x - Step 2: Convert to fraction form
74,563.88/159,171.75 = 159,171.75/x - Step 3: Cross multiply
74,563.88x = 159,171.75 × 159,171.75 - Step 4: Simplify right side
74,563.88x = 25,335,645,998.06 - Step 5: Solve for x
x = 25,335,645,998.06/74,563.88 - Step 6: Final answer
x = 339,784.46
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.