Finding the Third Proportional to 75,453.75 and 159,903.56
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Solution
The third proportional to 75,453.75 and 159,903.56 is: 338,871.82
Step by Step Solution
- Step 1: Write the proportion equation
75,453.75 : 159,903.56 = 159,903.56 : x - Step 2: Convert to fraction form
75,453.75/159,903.56 = 159,903.56/x - Step 3: Cross multiply
75,453.75x = 159,903.56 × 159,903.56 - Step 4: Simplify right side
75,453.75x = 25,569,149,300.19 - Step 5: Solve for x
x = 25,569,149,300.19/75,453.75 - Step 6: Final answer
x = 338,871.82
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.