Finding the Fourth Proportional to 193,114.11, 289,751.19 and 104,263.19
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Solution
The fourth proportional to 193,114.11, 289,751.19 and 104,263.19 is: 156,437.99
Step by Step Solution
- Step 1: Write the proportion equation
193,114.11 : 289,751.19 = 104,263.19 : x - Step 2: Convert to fraction form
193,114.11/289,751.19 = 104,263.19/x - Step 3: Cross multiply
193,114.11x = 289,751.19 × 104,263.19 - Step 4: Simplify right side
193,114.11x = 30,210,383,375.70 - Step 5: Solve for x
x = 30,210,383,375.70/193,114.11 - Step 6: Final answer
x = 156,437.99
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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.