Finding the Fourth Proportional to 198,250.77, 273,586.35 and 107,606.81
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Solution
The fourth proportional to 198,250.77, 273,586.35 and 107,606.81 is: 148,497.55
Step by Step Solution
- Step 1: Write the proportion equation
198,250.77 : 273,586.35 = 107,606.81 : x - Step 2: Convert to fraction form
198,250.77/273,586.35 = 107,606.81/x - Step 3: Cross multiply
198,250.77x = 273,586.35 × 107,606.81 - Step 4: Simplify right side
198,250.77x = 29,439,753,015.11 - Step 5: Solve for x
x = 29,439,753,015.11/198,250.77 - Step 6: Final answer
x = 148,497.55
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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.