Finding the Fourth Proportional to 96,761.74, 145,198.68 and 40,596.88
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Solution
The fourth proportional to 96,761.74, 145,198.68 and 40,596.88 is: 60,918.84
Step by Step Solution
- Step 1: Write the proportion equation
96,761.74 : 145,198.68 = 40,596.88 : x - Step 2: Convert to fraction form
96,761.74/145,198.68 = 40,596.88/x - Step 3: Cross multiply
96,761.74x = 145,198.68 × 40,596.88 - Step 4: Simplify right side
96,761.74x = 5,894,612,662.13 - Step 5: Solve for x
x = 5,894,612,662.13/96,761.74 - Step 6: Final answer
x = 60,918.84
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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.