Finding the Fourth Proportional to 204,220.48, 281,782.62 and 119,321.14
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Solution
The fourth proportional to 204,220.48, 281,782.62 and 119,321.14 is: 164,638.84
Step by Step Solution
- Step 1: Write the proportion equation
204,220.48 : 281,782.62 = 119,321.14 : x - Step 2: Convert to fraction form
204,220.48/281,782.62 = 119,321.14/x - Step 3: Cross multiply
204,220.48x = 281,782.62 × 119,321.14 - Step 4: Simplify right side
204,220.48x = 33,622,623,450.59 - Step 5: Solve for x
x = 33,622,623,450.59/204,220.48 - Step 6: Final answer
x = 164,638.84
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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.