Finding the Fourth Proportional to 147,236.24, 203,190.96 and 82,716.88
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Solution
The fourth proportional to 147,236.24, 203,190.96 and 82,716.88 is: 114,152.07
Step by Step Solution
- Step 1: Write the proportion equation
147,236.24 : 203,190.96 = 82,716.88 : x - Step 2: Convert to fraction form
147,236.24/203,190.96 = 82,716.88/x - Step 3: Cross multiply
147,236.24x = 203,190.96 × 82,716.88 - Step 4: Simplify right side
147,236.24x = 16,807,322,255.40 - Step 5: Solve for x
x = 16,807,322,255.40/147,236.24 - Step 6: Final answer
x = 114,152.07
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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.