Finding the Fourth Proportional to 194,744.58, 268,792.36 and 114,198.05
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Solution
The fourth proportional to 194,744.58, 268,792.36 and 114,198.05 is: 157,619.60
Step by Step Solution
- Step 1: Write the proportion equation
194,744.58 : 268,792.36 = 114,198.05 : x - Step 2: Convert to fraction form
194,744.58/268,792.36 = 114,198.05/x - Step 3: Cross multiply
194,744.58x = 268,792.36 × 114,198.05 - Step 4: Simplify right side
194,744.58x = 30,695,563,366.90 - Step 5: Solve for x
x = 30,695,563,366.90/194,744.58 - Step 6: Final answer
x = 157,619.60
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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.