Finding the Fourth Proportional to 167,543.26, 231,209.68 and 92,091.76
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Solution
The fourth proportional to 167,543.26, 231,209.68 and 92,091.76 is: 127,086.62
Step by Step Solution
- Step 1: Write the proportion equation
167,543.26 : 231,209.68 = 92,091.76 : x - Step 2: Convert to fraction form
167,543.26/231,209.68 = 92,091.76/x - Step 3: Cross multiply
167,543.26x = 231,209.68 × 92,091.76 - Step 4: Simplify right side
167,543.26x = 21,292,506,360.24 - Step 5: Solve for x
x = 21,292,506,360.24/167,543.26 - Step 6: Final answer
x = 127,086.62
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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.