Finding the Fourth Proportional to 204,246.84, 281,745.60 and 122,553.96
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Solution
The fourth proportional to 204,246.84, 281,745.60 and 122,553.96 is: 169,055.44
Step by Step Solution
- Step 1: Write the proportion equation
204,246.84 : 281,745.60 = 122,553.96 : x - Step 2: Convert to fraction form
204,246.84/281,745.60 = 122,553.96/x - Step 3: Cross multiply
204,246.84x = 281,745.60 × 122,553.96 - Step 4: Simplify right side
204,246.84x = 34,529,038,992.58 - Step 5: Solve for x
x = 34,529,038,992.58/204,246.84 - Step 6: Final answer
x = 169,055.44
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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.