Finding the Fourth Proportional to 198,251.03, 273,586.66 and 107,606.99
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Solution
The fourth proportional to 198,251.03, 273,586.66 and 107,606.99 is: 148,497.78
Step by Step Solution
- Step 1: Write the proportion equation
198,251.03 : 273,586.66 = 107,606.99 : x - Step 2: Convert to fraction form
198,251.03/273,586.66 = 107,606.99/x - Step 3: Cross multiply
198,251.03x = 273,586.66 × 107,606.99 - Step 4: Simplify right side
198,251.03x = 29,439,837,401.70 - Step 5: Solve for x
x = 29,439,837,401.70/198,251.03 - Step 6: Final answer
x = 148,497.78
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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.