Finding the Fourth Proportional to 84,748.44, 127,163.97 and 34,843.53
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Solution
The fourth proportional to 84,748.44, 127,163.97 and 34,843.53 is: 52,282.28
Step by Step Solution
- Step 1: Write the proportion equation
84,748.44 : 127,163.97 = 34,843.53 : x - Step 2: Convert to fraction form
84,748.44/127,163.97 = 34,843.53/x - Step 3: Cross multiply
84,748.44x = 127,163.97 × 34,843.53 - Step 4: Simplify right side
84,748.44x = 4,430,841,603.61 - Step 5: Solve for x
x = 4,430,841,603.61/84,748.44 - Step 6: Final answer
x = 52,282.28
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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.