Finding the Fourth Proportional to 83,536.38, 125,353.53 and 33,608.70
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Solution
The fourth proportional to 83,536.38, 125,353.53 and 33,608.70 is: 50,432.75
Step by Step Solution
- Step 1: Write the proportion equation
83,536.38 : 125,353.53 = 33,608.70 : x - Step 2: Convert to fraction form
83,536.38/125,353.53 = 33,608.70/x - Step 3: Cross multiply
83,536.38x = 125,353.53 × 33,608.70 - Step 4: Simplify right side
83,536.38x = 4,212,969,183.71 - Step 5: Solve for x
x = 4,212,969,183.71/83,536.38 - Step 6: Final answer
x = 50,432.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.