Finding the Fourth Proportional to 83,757.05, 125,608.54 and 27,583.80
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Solution
The fourth proportional to 83,757.05, 125,608.54 and 27,583.80 is: 41,366.80
Step by Step Solution
- Step 1: Write the proportion equation
83,757.05 : 125,608.54 = 27,583.80 : x - Step 2: Convert to fraction form
83,757.05/125,608.54 = 27,583.80/x - Step 3: Cross multiply
83,757.05x = 125,608.54 × 27,583.80 - Step 4: Simplify right side
83,757.05x = 3,464,760,845.65 - Step 5: Solve for x
x = 3,464,760,845.65/83,757.05 - Step 6: Final answer
x = 41,366.80
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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.