Finding the Fourth Proportional to 198,052.92, 273,313.17 and 107,408.88
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Solution
The fourth proportional to 198,052.92, 273,313.17 and 107,408.88 is: 148,224.33
Step by Step Solution
- Step 1: Write the proportion equation
198,052.92 : 273,313.17 = 107,408.88 : x - Step 2: Convert to fraction form
198,052.92/273,313.17 = 107,408.88/x - Step 3: Cross multiply
198,052.92x = 273,313.17 × 107,408.88 - Step 4: Simplify right side
198,052.92x = 29,356,261,478.95 - Step 5: Solve for x
x = 29,356,261,478.95/198,052.92 - Step 6: Final answer
x = 148,224.33
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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.