Finding the Fourth Proportional to 179,840.55, 269,804.27 and 67,521.99
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Solution
The fourth proportional to 179,840.55, 269,804.27 and 67,521.99 is: 101,299.29
Step by Step Solution
- Step 1: Write the proportion equation
179,840.55 : 269,804.27 = 67,521.99 : x - Step 2: Convert to fraction form
179,840.55/269,804.27 = 67,521.99/x - Step 3: Cross multiply
179,840.55x = 269,804.27 × 67,521.99 - Step 4: Simplify right side
179,840.55x = 18,217,720,883.29 - Step 5: Solve for x
x = 18,217,720,883.29/179,840.55 - Step 6: Final answer
x = 101,299.29
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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.