Finding the Fourth Proportional to 170,743.14, 256,163.31 and 58,438.26
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Solution
The fourth proportional to 170,743.14, 256,163.31 and 58,438.26 is: 87,674.02
Step by Step Solution
- Step 1: Write the proportion equation
170,743.14 : 256,163.31 = 58,438.26 : x - Step 2: Convert to fraction form
170,743.14/256,163.31 = 58,438.26/x - Step 3: Cross multiply
170,743.14x = 256,163.31 × 58,438.26 - Step 4: Simplify right side
170,743.14x = 14,969,738,112.24 - Step 5: Solve for x
x = 14,969,738,112.24/170,743.14 - Step 6: Final answer
x = 87,674.02
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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.