Finding the Fourth Proportional to 132,558.18, 198,843.42 and 37,794.80
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Solution
The fourth proportional to 132,558.18, 198,843.42 and 37,794.80 is: 56,693.95
Step by Step Solution
- Step 1: Write the proportion equation
132,558.18 : 198,843.42 = 37,794.80 : x - Step 2: Convert to fraction form
132,558.18/198,843.42 = 37,794.80/x - Step 3: Cross multiply
132,558.18x = 198,843.42 × 37,794.80 - Step 4: Simplify right side
132,558.18x = 7,515,247,290.22 - Step 5: Solve for x
x = 7,515,247,290.22/132,558.18 - Step 6: Final answer
x = 56,693.95
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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.