Finding the Fourth Proportional to 167,649.08, 231,353.70 and 92,195.96
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Solution
The fourth proportional to 167,649.08, 231,353.70 and 92,195.96 is: 127,229.31
Step by Step Solution
- Step 1: Write the proportion equation
167,649.08 : 231,353.70 = 92,195.96 : x - Step 2: Convert to fraction form
167,649.08/231,353.70 = 92,195.96/x - Step 3: Cross multiply
167,649.08x = 231,353.70 × 92,195.96 - Step 4: Simplify right side
167,649.08x = 21,329,876,471.05 - Step 5: Solve for x
x = 21,329,876,471.05/167,649.08 - Step 6: Final answer
x = 127,229.31
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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.