Finding the Fourth Proportional to 204,176.26, 281,721.74 and 119,276.92
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Solution
The fourth proportional to 204,176.26, 281,721.74 and 119,276.92 is: 164,577.91
Step by Step Solution
- Step 1: Write the proportion equation
204,176.26 : 281,721.74 = 119,276.92 : x - Step 2: Convert to fraction form
204,176.26/281,721.74 = 119,276.92/x - Step 3: Cross multiply
204,176.26x = 281,721.74 × 119,276.92 - Step 4: Simplify right side
204,176.26x = 33,602,901,444.24 - Step 5: Solve for x
x = 33,602,901,444.24/204,176.26 - Step 6: Final answer
x = 164,577.91
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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.