Finding the Fourth Proportional to 272,676.24, 408,817.52 and 114,818.56
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Solution
The fourth proportional to 272,676.24, 408,817.52 and 114,818.56 is: 172,144.95
Step by Step Solution
- Step 1: Write the proportion equation
272,676.24 : 408,817.52 = 114,818.56 : x - Step 2: Convert to fraction form
272,676.24/408,817.52 = 114,818.56/x - Step 3: Cross multiply
272,676.24x = 408,817.52 × 114,818.56 - Step 4: Simplify right side
272,676.24x = 46,939,838,949.17 - Step 5: Solve for x
x = 46,939,838,949.17/272,676.24 - Step 6: Final answer
x = 172,144.95
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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.