Finding the Fourth Proportional to 110,794.01, 166,245.21 and 68,662.80
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Solution
The fourth proportional to 110,794.01, 166,245.21 and 68,662.80 is: 103,027.79
Step by Step Solution
- Step 1: Write the proportion equation
110,794.01 : 166,245.21 = 68,662.80 : x - Step 2: Convert to fraction form
110,794.01/166,245.21 = 68,662.80/x - Step 3: Cross multiply
110,794.01x = 166,245.21 × 68,662.80 - Step 4: Simplify right side
110,794.01x = 11,414,861,605.19 - Step 5: Solve for x
x = 11,414,861,605.19/110,794.01 - Step 6: Final answer
x = 103,027.79
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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.