Finding the Fourth Proportional to 241,948.62, 362,982.47 and 84,178.44
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Solution
The fourth proportional to 241,948.62, 362,982.47 and 84,178.44 is: 126,288.37
Step by Step Solution
- Step 1: Write the proportion equation
241,948.62 : 362,982.47 = 84,178.44 : x - Step 2: Convert to fraction form
241,948.62/362,982.47 = 84,178.44/x - Step 3: Cross multiply
241,948.62x = 362,982.47 × 84,178.44 - Step 4: Simplify right side
241,948.62x = 30,555,297,651.05 - Step 5: Solve for x
x = 30,555,297,651.05/241,948.62 - Step 6: Final answer
x = 126,288.37
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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.