Finding the Fourth Proportional to 231,960.51, 347,770.67 and 74,097.99
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Solution
The fourth proportional to 231,960.51, 347,770.67 and 74,097.99 is: 111,092.65
Step by Step Solution
- Step 1: Write the proportion equation
231,960.51 : 347,770.67 = 74,097.99 : x - Step 2: Convert to fraction form
231,960.51/347,770.67 = 74,097.99/x - Step 3: Cross multiply
231,960.51x = 347,770.67 × 74,097.99 - Step 4: Simplify right side
231,960.51x = 25,769,107,257.46 - Step 5: Solve for x
x = 25,769,107,257.46/231,960.51 - Step 6: Final answer
x = 111,092.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.