Finding the Fourth Proportional to 204,228.62, 281,832.99 and 114,804.62
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Solution
The fourth proportional to 204,228.62, 281,832.99 and 114,804.62 is: 158,428.97
Step by Step Solution
- Step 1: Write the proportion equation
204,228.62 : 281,832.99 = 114,804.62 : x - Step 2: Convert to fraction form
204,228.62/281,832.99 = 114,804.62/x - Step 3: Cross multiply
204,228.62x = 281,832.99 × 114,804.62 - Step 4: Simplify right side
204,228.62x = 32,355,729,320.41 - Step 5: Solve for x
x = 32,355,729,320.41/204,228.62 - Step 6: Final answer
x = 158,428.97
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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.