Finding the Fourth Proportional to 167,967.49, 231,795.12 and 92,515.99
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Solution
The fourth proportional to 167,967.49, 231,795.12 and 92,515.99 is: 127,672.06
Step by Step Solution
- Step 1: Write the proportion equation
167,967.49 : 231,795.12 = 92,515.99 : x - Step 2: Convert to fraction form
167,967.49/231,795.12 = 92,515.99/x - Step 3: Cross multiply
167,967.49x = 231,795.12 × 92,515.99 - Step 4: Simplify right side
167,967.49x = 21,444,755,003.97 - Step 5: Solve for x
x = 21,444,755,003.97/167,967.49 - Step 6: Final answer
x = 127,672.06
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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.