Finding the Fourth Proportional to 132,350.04, 198,481.86 and 43,582.68
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Solution
The fourth proportional to 132,350.04, 198,481.86 and 43,582.68 is: 65,359.79
Step by Step Solution
- Step 1: Write the proportion equation
132,350.04 : 198,481.86 = 43,582.68 : x - Step 2: Convert to fraction form
132,350.04/198,481.86 = 43,582.68/x - Step 3: Cross multiply
132,350.04x = 198,481.86 × 43,582.68 - Step 4: Simplify right side
132,350.04x = 8,650,371,390.18 - Step 5: Solve for x
x = 8,650,371,390.18/132,350.04 - Step 6: Final answer
x = 65,359.79
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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.