Finding the Fourth Proportional to 202,232.10, 303,202.35 and 113,512.80
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Solution
The fourth proportional to 202,232.10, 303,202.35 and 113,512.80 is: 170,187.36
Step by Step Solution
- Step 1: Write the proportion equation
202,232.10 : 303,202.35 = 113,512.80 : x - Step 2: Convert to fraction form
202,232.10/303,202.35 = 113,512.80/x - Step 3: Cross multiply
202,232.10x = 303,202.35 × 113,512.80 - Step 4: Simplify right side
202,232.10x = 34,417,347,715.08 - Step 5: Solve for x
x = 34,417,347,715.08/202,232.10 - Step 6: Final answer
x = 170,187.36
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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.