Finding the Fourth Proportional to 271,942.21, 407,773.23 and 122,053.99
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Solution
The fourth proportional to 271,942.21, 407,773.23 and 122,053.99 is: 183,018.11
Step by Step Solution
- Step 1: Write the proportion equation
271,942.21 : 407,773.23 = 122,053.99 : x - Step 2: Convert to fraction form
271,942.21/407,773.23 = 122,053.99/x - Step 3: Cross multiply
271,942.21x = 407,773.23 × 122,053.99 - Step 4: Simplify right side
271,942.21x = 49,770,349,736.69 - Step 5: Solve for x
x = 49,770,349,736.69/271,942.21 - Step 6: Final answer
x = 183,018.11
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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.