Finding the Fourth Proportional to 324,760.68, 487,189.62 and 100,102.44
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Solution
The fourth proportional to 324,760.68, 487,189.62 and 100,102.44 is: 150,168.64
Step by Step Solution
- Step 1: Write the proportion equation
324,760.68 : 487,189.62 = 100,102.44 : x - Step 2: Convert to fraction form
324,760.68/487,189.62 = 100,102.44/x - Step 3: Cross multiply
324,760.68x = 487,189.62 × 100,102.44 - Step 4: Simplify right side
324,760.68x = 48,768,869,704.67 - Step 5: Solve for x
x = 48,768,869,704.67/324,760.68 - Step 6: Final answer
x = 150,168.64
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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.