Finding the Fourth Proportional to 174,278.08, 261,338.88 and 49,589.44
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Solution
The fourth proportional to 174,278.08, 261,338.88 and 49,589.44 is: 74,361.90
Step by Step Solution
- Step 1: Write the proportion equation
174,278.08 : 261,338.88 = 49,589.44 : x - Step 2: Convert to fraction form
174,278.08/261,338.88 = 49,589.44/x - Step 3: Cross multiply
174,278.08x = 261,338.88 × 49,589.44 - Step 4: Simplify right side
174,278.08x = 12,959,648,709.43 - Step 5: Solve for x
x = 12,959,648,709.43/174,278.08 - Step 6: Final answer
x = 74,361.90
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1.5x scale
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.