Finding the Fourth Proportional to 73,754.26, 110,434.56 and 38,620.06
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Solution
The fourth proportional to 73,754.26, 110,434.56 and 38,620.06 is: 57,827.02
Step by Step Solution
- Step 1: Write the proportion equation
73,754.26 : 110,434.56 = 38,620.06 : x - Step 2: Convert to fraction form
73,754.26/110,434.56 = 38,620.06/x - Step 3: Cross multiply
73,754.26x = 110,434.56 × 38,620.06 - Step 4: Simplify right side
73,754.26x = 4,264,989,333.27 - Step 5: Solve for x
x = 4,264,989,333.27/73,754.26 - Step 6: Final answer
x = 57,827.02
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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.