Finding the Fourth Proportional to 146,827.07, 202,573.17 and 82,286.88
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Solution
The fourth proportional to 146,827.07, 202,573.17 and 82,286.88 is: 113,528.88
Step by Step Solution
- Step 1: Write the proportion equation
146,827.07 : 202,573.17 = 82,286.88 : x - Step 2: Convert to fraction form
146,827.07/202,573.17 = 82,286.88/x - Step 3: Cross multiply
146,827.07x = 202,573.17 × 82,286.88 - Step 4: Simplify right side
146,827.07x = 16,669,112,706.71 - Step 5: Solve for x
x = 16,669,112,706.71/146,827.07 - Step 6: Final answer
x = 113,528.88
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1.5x scale
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.