Finding the Fourth Proportional to 231,497.44, 346,992.15 and 119,183.65
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Solution
The fourth proportional to 231,497.44, 346,992.15 and 119,183.65 is: 178,644.70
Step by Step Solution
- Step 1: Write the proportion equation
231,497.44 : 346,992.15 = 119,183.65 : x - Step 2: Convert to fraction form
231,497.44/346,992.15 = 119,183.65/x - Step 3: Cross multiply
231,497.44x = 346,992.15 × 119,183.65 - Step 4: Simplify right side
231,497.44x = 41,355,790,362.43 - Step 5: Solve for x
x = 41,355,790,362.43/231,497.44 - Step 6: Final answer
x = 178,644.70
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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.