Finding the Fourth Proportional to 198,059.08, 273,304.38 and 116,378.68
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Solution
The fourth proportional to 198,059.08, 273,304.38 and 116,378.68 is: 160,592.50
Step by Step Solution
- Step 1: Write the proportion equation
198,059.08 : 273,304.38 = 116,378.68 : x - Step 2: Convert to fraction form
198,059.08/273,304.38 = 116,378.68/x - Step 3: Cross multiply
198,059.08x = 273,304.38 × 116,378.68 - Step 4: Simplify right side
198,059.08x = 31,806,802,982.62 - Step 5: Solve for x
x = 31,806,802,982.62/198,059.08 - Step 6: Final answer
x = 160,592.50
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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.