Finding the Fourth Proportional to 167,791.78, 231,553.43 and 96,175.99
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Solution
The fourth proportional to 167,791.78, 231,553.43 and 96,175.99 is: 132,723.31
Step by Step Solution
- Step 1: Write the proportion equation
167,791.78 : 231,553.43 = 96,175.99 : x - Step 2: Convert to fraction form
167,791.78/231,553.43 = 96,175.99/x - Step 3: Cross multiply
167,791.78x = 231,553.43 × 96,175.99 - Step 4: Simplify right side
167,791.78x = 22,269,879,887.27 - Step 5: Solve for x
x = 22,269,879,887.27/167,791.78 - Step 6: Final answer
x = 132,723.31
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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.