Finding the Fourth Proportional to 283,251.21, 424,874.92 and 114,769.05
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Solution
The fourth proportional to 283,251.21, 424,874.92 and 114,769.05 is: 172,152.81
Step by Step Solution
- Step 1: Write the proportion equation
283,251.21 : 424,874.92 = 114,769.05 : x - Step 2: Convert to fraction form
283,251.21/424,874.92 = 114,769.05/x - Step 3: Cross multiply
283,251.21x = 424,874.92 × 114,769.05 - Step 4: Simplify right side
283,251.21x = 48,762,490,018.50 - Step 5: Solve for x
x = 48,762,490,018.50/283,251.21 - Step 6: Final answer
x = 172,152.81
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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.