Finding the Fourth Proportional to 262,151.37, 361,765.43 and 147,429.99
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Solution
The fourth proportional to 262,151.37, 361,765.43 and 147,429.99 is: 203,451.44
Step by Step Solution
- Step 1: Write the proportion equation
262,151.37 : 361,765.43 = 147,429.99 : x - Step 2: Convert to fraction form
262,151.37/361,765.43 = 147,429.99/x - Step 3: Cross multiply
262,151.37x = 361,765.43 × 147,429.99 - Step 4: Simplify right side
262,151.37x = 53,335,072,990.10 - Step 5: Solve for x
x = 53,335,072,990.10/262,151.37 - Step 6: Final answer
x = 203,451.44
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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.