Finding the Fourth Proportional to 214,786.20, 296,405.28 and 119,290.44
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Solution
The fourth proportional to 214,786.20, 296,405.28 and 119,290.44 is: 164,620.99
Step by Step Solution
- Step 1: Write the proportion equation
214,786.20 : 296,405.28 = 119,290.44 : x - Step 2: Convert to fraction form
214,786.20/296,405.28 = 119,290.44/x - Step 3: Cross multiply
214,786.20x = 296,405.28 × 119,290.44 - Step 4: Simplify right side
214,786.20x = 35,358,316,269.52 - Step 5: Solve for x
x = 35,358,316,269.52/214,786.20 - Step 6: Final answer
x = 164,620.99
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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.