Finding the Fourth Proportional to 110,743.40, 166,115.10 and 44,193.80
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Solution
The fourth proportional to 110,743.40, 166,115.10 and 44,193.80 is: 66,290.70
Step by Step Solution
- Step 1: Write the proportion equation
110,743.40 : 166,115.10 = 44,193.80 : x - Step 2: Convert to fraction form
110,743.40/166,115.10 = 44,193.80/x - Step 3: Cross multiply
110,743.40x = 166,115.10 × 44,193.80 - Step 4: Simplify right side
110,743.40x = 7,341,257,506.38 - Step 5: Solve for x
x = 7,341,257,506.38/110,743.40 - Step 6: Final answer
x = 66,290.70
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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.