Finding the Fourth Proportional to 252,093.52, 378,006.56 and 74,576.08
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Solution
The fourth proportional to 252,093.52, 378,006.56 and 74,576.08 is: 111,824.56
Step by Step Solution
- Step 1: Write the proportion equation
252,093.52 : 378,006.56 = 74,576.08 : x - Step 2: Convert to fraction form
252,093.52/378,006.56 = 74,576.08/x - Step 3: Cross multiply
252,093.52x = 378,006.56 × 74,576.08 - Step 4: Simplify right side
252,093.52x = 28,190,247,459.08 - Step 5: Solve for x
x = 28,190,247,459.08/252,093.52 - Step 6: Final answer
x = 111,824.56
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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.