Finding the Fourth Proportional to 83,696.83, 125,531.37 and 27,537.64
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Solution
The fourth proportional to 83,696.83, 125,531.37 and 27,537.64 is: 41,301.89
Step by Step Solution
- Step 1: Write the proportion equation
83,696.83 : 125,531.37 = 27,537.64 : x - Step 2: Convert to fraction form
83,696.83/125,531.37 = 27,537.64/x - Step 3: Cross multiply
83,696.83x = 125,531.37 × 27,537.64 - Step 4: Simplify right side
83,696.83x = 3,456,837,361.94 - Step 5: Solve for x
x = 3,456,837,361.94/83,696.83 - Step 6: Final answer
x = 41,301.89
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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.