Finding the Fourth Proportional to 179,502.21, 269,450.21 and 74,394.99
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Solution
The fourth proportional to 179,502.21, 269,450.21 and 74,394.99 is: 111,674.09
Step by Step Solution
- Step 1: Write the proportion equation
179,502.21 : 269,450.21 = 74,394.99 : x - Step 2: Convert to fraction form
179,502.21/269,450.21 = 74,394.99/x - Step 3: Cross multiply
179,502.21x = 269,450.21 × 74,394.99 - Step 4: Simplify right side
179,502.21x = 20,045,745,864.44 - Step 5: Solve for x
x = 20,045,745,864.44/179,502.21 - Step 6: Final answer
x = 111,674.09
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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.