Finding the Fourth Proportional to 231,740.73, 347,523.62 and 106,994.25
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Solution
The fourth proportional to 231,740.73, 347,523.62 and 106,994.25 is: 160,450.99
Step by Step Solution
- Step 1: Write the proportion equation
231,740.73 : 347,523.62 = 106,994.25 : x - Step 2: Convert to fraction form
231,740.73/347,523.62 = 106,994.25/x - Step 3: Cross multiply
231,740.73x = 347,523.62 × 106,994.25 - Step 4: Simplify right side
231,740.73x = 37,183,028,544.21 - Step 5: Solve for x
x = 37,183,028,544.21/231,740.73 - Step 6: Final answer
x = 160,450.99
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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.