Finding the Fourth Proportional to 176,446.70, 264,521.25 and 76,531.63
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Solution
The fourth proportional to 176,446.70, 264,521.25 and 76,531.63 is: 114,732.90
Step by Step Solution
- Step 1: Write the proportion equation
176,446.70 : 264,521.25 = 76,531.63 : x - Step 2: Convert to fraction form
176,446.70/264,521.25 = 76,531.63/x - Step 3: Cross multiply
176,446.70x = 264,521.25 × 76,531.63 - Step 4: Simplify right side
176,446.70x = 20,244,242,432.14 - Step 5: Solve for x
x = 20,244,242,432.14/176,446.70 - Step 6: Final answer
x = 114,732.90
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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.