Finding the Fourth Proportional to 167,658.93, 231,364.62 and 92,207.43
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Solution
The fourth proportional to 167,658.93, 231,364.62 and 92,207.43 is: 127,243.67
Step by Step Solution
- Step 1: Write the proportion equation
167,658.93 : 231,364.62 = 92,207.43 : x - Step 2: Convert to fraction form
167,658.93/231,364.62 = 92,207.43/x - Step 3: Cross multiply
167,658.93x = 231,364.62 × 92,207.43 - Step 4: Simplify right side
167,658.93x = 21,333,537,003.13 - Step 5: Solve for x
x = 21,333,537,003.13/167,658.93 - Step 6: Final answer
x = 127,243.67
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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.