Finding the Fourth Proportional to 202,244.19, 279,114.03 and 117,355.79
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Solution
The fourth proportional to 202,244.19, 279,114.03 and 117,355.79 is: 161,960.88
Step by Step Solution
- Step 1: Write the proportion equation
202,244.19 : 279,114.03 = 117,355.79 : x - Step 2: Convert to fraction form
202,244.19/279,114.03 = 117,355.79/x - Step 3: Cross multiply
202,244.19x = 279,114.03 × 117,355.79 - Step 4: Simplify right side
202,244.19x = 32,755,647,490.73 - Step 5: Solve for x
x = 32,755,647,490.73/202,244.19 - Step 6: Final answer
x = 161,960.88
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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.