Finding the Fourth Proportional to 96,791.97, 133,576.68 and 66,229.17
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Solution
The fourth proportional to 96,791.97, 133,576.68 and 66,229.17 is: 91,398.83
Step by Step Solution
- Step 1: Write the proportion equation
96,791.97 : 133,576.68 = 66,229.17 : x - Step 2: Convert to fraction form
96,791.97/133,576.68 = 66,229.17/x - Step 3: Cross multiply
96,791.97x = 133,576.68 × 66,229.17 - Step 4: Simplify right side
96,791.97x = 8,846,672,647.76 - Step 5: Solve for x
x = 8,846,672,647.76/96,791.97 - Step 6: Final answer
x = 91,398.83
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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.