Finding the Fourth Proportional to 204,331.24, 281,969.98 and 112,441.94
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Solution
The fourth proportional to 204,331.24, 281,969.98 and 112,441.94 is: 155,165.95
Step by Step Solution
- Step 1: Write the proportion equation
204,331.24 : 281,969.98 = 112,441.94 : x - Step 2: Convert to fraction form
204,331.24/281,969.98 = 112,441.94/x - Step 3: Cross multiply
204,331.24x = 281,969.98 × 112,441.94 - Step 4: Simplify right side
204,331.24x = 31,705,250,163.11 - Step 5: Solve for x
x = 31,705,250,163.11/204,331.24 - Step 6: Final answer
x = 155,165.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.