Finding the Fourth Proportional to 107,115.44, 160,474.50 and 53,744.74
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Solution
The fourth proportional to 107,115.44, 160,474.50 and 53,744.74 is: 80,517.43
Step by Step Solution
- Step 1: Write the proportion equation
107,115.44 : 160,474.50 = 53,744.74 : x - Step 2: Convert to fraction form
107,115.44/160,474.50 = 53,744.74/x - Step 3: Cross multiply
107,115.44x = 160,474.50 × 53,744.74 - Step 4: Simplify right side
107,115.44x = 8,624,659,877.94 - Step 5: Solve for x
x = 8,624,659,877.94/107,115.44 - Step 6: Final answer
x = 80,517.43
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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.