Finding the Fourth Proportional to 204,414.55, 281,931.99 and 132,817.84
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Solution
The fourth proportional to 204,414.55, 281,931.99 and 132,817.84 is: 183,184.60
Step by Step Solution
- Step 1: Write the proportion equation
204,414.55 : 281,931.99 = 132,817.84 : x - Step 2: Convert to fraction form
204,414.55/281,931.99 = 132,817.84/x - Step 3: Cross multiply
204,414.55x = 281,931.99 × 132,817.84 - Step 4: Simplify right side
204,414.55x = 37,445,597,938.70 - Step 5: Solve for x
x = 37,445,597,938.70/204,414.55 - Step 6: Final answer
x = 183,184.60
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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.