Finding the Fourth Proportional to 207,676.30, 286,593.42 and 112,183.02
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Solution
The fourth proportional to 207,676.30, 286,593.42 and 112,183.02 is: 154,812.64
Step by Step Solution
- Step 1: Write the proportion equation
207,676.30 : 286,593.42 = 112,183.02 : x - Step 2: Convert to fraction form
207,676.30/286,593.42 = 112,183.02/x - Step 3: Cross multiply
207,676.30x = 286,593.42 × 112,183.02 - Step 4: Simplify right side
207,676.30x = 32,150,915,367.73 - Step 5: Solve for x
x = 32,150,915,367.73/207,676.30 - Step 6: Final answer
x = 154,812.64
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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.