Finding the Fourth Proportional to 111,422.74, 167,163.27 and 32,537.65
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Solution
The fourth proportional to 111,422.74, 167,163.27 and 32,537.65 is: 48,814.99
Step by Step Solution
- Step 1: Write the proportion equation
111,422.74 : 167,163.27 = 32,537.65 : x - Step 2: Convert to fraction form
111,422.74/167,163.27 = 32,537.65/x - Step 3: Cross multiply
111,422.74x = 167,163.27 × 32,537.65 - Step 4: Simplify right side
111,422.74x = 5,439,099,972.12 - Step 5: Solve for x
x = 5,439,099,972.12/111,422.74 - Step 6: Final answer
x = 48,814.99
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1.5x scale
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.