Finding the Fourth Proportional to 68,797.36, 103,201.56 and 29,354.88
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Solution
The fourth proportional to 68,797.36, 103,201.56 and 29,354.88 is: 44,034.68
Step by Step Solution
- Step 1: Write the proportion equation
68,797.36 : 103,201.56 = 29,354.88 : x - Step 2: Convert to fraction form
68,797.36/103,201.56 = 29,354.88/x - Step 3: Cross multiply
68,797.36x = 103,201.56 × 29,354.88 - Step 4: Simplify right side
68,797.36x = 3,029,469,409.61 - Step 5: Solve for x
x = 3,029,469,409.61/68,797.36 - Step 6: Final answer
x = 44,034.68
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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.