Finding the Fourth Proportional to 188,776.62, 283,296.10 and 122,051.26
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Solution
The fourth proportional to 188,776.62, 283,296.10 and 122,051.26 is: 183,161.70
Step by Step Solution
- Step 1: Write the proportion equation
188,776.62 : 283,296.10 = 122,051.26 : x - Step 2: Convert to fraction form
188,776.62/283,296.10 = 122,051.26/x - Step 3: Cross multiply
188,776.62x = 283,296.10 × 122,051.26 - Step 4: Simplify right side
188,776.62x = 34,576,645,958.09 - Step 5: Solve for x
x = 34,576,645,958.09/188,776.62 - Step 6: Final answer
x = 183,161.70
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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.