Finding the Fourth Proportional to 282,236.28, 423,182.70 and 119,939.01
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Solution
The fourth proportional to 282,236.28, 423,182.70 and 119,939.01 is: 179,835.54
Step by Step Solution
- Step 1: Write the proportion equation
282,236.28 : 423,182.70 = 119,939.01 : x - Step 2: Convert to fraction form
282,236.28/423,182.70 = 119,939.01/x - Step 3: Cross multiply
282,236.28x = 423,182.70 × 119,939.01 - Step 4: Simplify right side
282,236.28x = 50,756,114,087.13 - Step 5: Solve for x
x = 50,756,114,087.13/282,236.28 - Step 6: Final answer
x = 179,835.54
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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.