Finding the Fourth Proportional to 204,249.84, 281,749.74 and 122,556.96
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Solution
The fourth proportional to 204,249.84, 281,749.74 and 122,556.96 is: 169,059.58
Step by Step Solution
- Step 1: Write the proportion equation
204,249.84 : 281,749.74 = 122,556.96 : x - Step 2: Convert to fraction form
204,249.84/281,749.74 = 122,556.96/x - Step 3: Cross multiply
204,249.84x = 281,749.74 × 122,556.96 - Step 4: Simplify right side
204,249.84x = 34,530,391,615.19 - Step 5: Solve for x
x = 34,530,391,615.19/204,249.84 - Step 6: Final answer
x = 169,059.58
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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.