Finding the Fourth Proportional to 196,486.14, 271,150.87 and 107,062.14
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Solution
The fourth proportional to 196,486.14, 271,150.87 and 107,062.14 is: 147,745.75
Step by Step Solution
- Step 1: Write the proportion equation
196,486.14 : 271,150.87 = 107,062.14 : x - Step 2: Convert to fraction form
196,486.14/271,150.87 = 107,062.14/x - Step 3: Cross multiply
196,486.14x = 271,150.87 × 107,062.14 - Step 4: Simplify right side
196,486.14x = 29,029,992,405.06 - Step 5: Solve for x
x = 29,029,992,405.06/196,486.14 - Step 6: Final answer
x = 147,745.75
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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.