Finding the Fourth Proportional to 204,020.67, 281,544.81 and 113,374.99
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Solution
The fourth proportional to 204,020.67, 281,544.81 and 113,374.99 is: 156,455.42
Step by Step Solution
- Step 1: Write the proportion equation
204,020.67 : 281,544.81 = 113,374.99 : x - Step 2: Convert to fraction form
204,020.67/281,544.81 = 113,374.99/x - Step 3: Cross multiply
204,020.67x = 281,544.81 × 113,374.99 - Step 4: Simplify right side
204,020.67x = 31,920,140,582.81 - Step 5: Solve for x
x = 31,920,140,582.81/204,020.67 - Step 6: Final answer
x = 156,455.42
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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.