Finding the Fourth Proportional to 106,163.07, 159,244.61 and 27,277.29
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Solution
The fourth proportional to 106,163.07, 159,244.61 and 27,277.29 is: 40,915.94
Step by Step Solution
- Step 1: Write the proportion equation
106,163.07 : 159,244.61 = 27,277.29 : x - Step 2: Convert to fraction form
106,163.07/159,244.61 = 27,277.29/x - Step 3: Cross multiply
106,163.07x = 159,244.61 × 27,277.29 - Step 4: Simplify right side
106,163.07x = 4,343,761,407.91 - Step 5: Solve for x
x = 4,343,761,407.91/106,163.07 - Step 6: Final answer
x = 40,915.94
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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.