Finding the Fourth Proportional to 203,624.27, 304,937.93 and 143,504.99
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Solution
The fourth proportional to 203,624.27, 304,937.93 and 143,504.99 is: 214,906.18
Step by Step Solution
- Step 1: Write the proportion equation
203,624.27 : 304,937.93 = 143,504.99 : x - Step 2: Convert to fraction form
203,624.27/304,937.93 = 143,504.99/x - Step 3: Cross multiply
203,624.27x = 304,937.93 × 143,504.99 - Step 4: Simplify right side
203,624.27x = 43,760,112,353.06 - Step 5: Solve for x
x = 43,760,112,353.06/203,624.27 - Step 6: Final answer
x = 214,906.18
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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.