Finding the Fourth Proportional to 123,651.95, 185,353.26 and 48,743.09
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Solution
The fourth proportional to 123,651.95, 185,353.26 and 48,743.09 is: 73,065.49
Step by Step Solution
- Step 1: Write the proportion equation
123,651.95 : 185,353.26 = 48,743.09 : x - Step 2: Convert to fraction form
123,651.95/185,353.26 = 48,743.09/x - Step 3: Cross multiply
123,651.95x = 185,353.26 × 48,743.09 - Step 4: Simplify right side
123,651.95x = 9,034,689,707.21 - Step 5: Solve for x
x = 9,034,689,707.21/123,651.95 - Step 6: Final answer
x = 73,065.49
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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.