Finding the Fourth Proportional to 107,793.36, 148,759.43 and 60,046.70
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Solution
The fourth proportional to 107,793.36, 148,759.43 and 60,046.70 is: 82,866.99
Step by Step Solution
- Step 1: Write the proportion equation
107,793.36 : 148,759.43 = 60,046.70 : x - Step 2: Convert to fraction form
107,793.36/148,759.43 = 60,046.70/x - Step 3: Cross multiply
107,793.36x = 148,759.43 × 60,046.70 - Step 4: Simplify right side
107,793.36x = 8,932,511,821.35 - Step 5: Solve for x
x = 8,932,511,821.35/107,793.36 - Step 6: Final answer
x = 82,866.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.