Finding the Fourth Proportional to 167,793.53, 231,554.99 and 92,342.03
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Solution
The fourth proportional to 167,793.53, 231,554.99 and 92,342.03 is: 127,431.95
Step by Step Solution
- Step 1: Write the proportion equation
167,793.53 : 231,554.99 = 92,342.03 : x - Step 2: Convert to fraction form
167,793.53/231,554.99 = 92,342.03/x - Step 3: Cross multiply
167,793.53x = 231,554.99 × 92,342.03 - Step 4: Simplify right side
167,793.53x = 21,382,256,213.74 - Step 5: Solve for x
x = 21,382,256,213.74/167,793.53 - Step 6: Final answer
x = 127,431.95
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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.