Finding the Fourth Proportional to 150,992.68, 208,354.26 and 87,350.44
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Solution
The fourth proportional to 150,992.68, 208,354.26 and 87,350.44 is: 120,534.56
Step by Step Solution
- Step 1: Write the proportion equation
150,992.68 : 208,354.26 = 87,350.44 : x - Step 2: Convert to fraction form
150,992.68/208,354.26 = 87,350.44/x - Step 3: Cross multiply
150,992.68x = 208,354.26 × 87,350.44 - Step 4: Simplify right side
150,992.68x = 18,199,836,286.87 - Step 5: Solve for x
x = 18,199,836,286.87/150,992.68 - Step 6: Final answer
x = 120,534.56
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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.