Finding the Fourth Proportional to 197,930.93, 273,181.24 and 113,047.99
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Solution
The fourth proportional to 197,930.93, 273,181.24 and 113,047.99 is: 156,027.11
Step by Step Solution
- Step 1: Write the proportion equation
197,930.93 : 273,181.24 = 113,047.99 : x - Step 2: Convert to fraction form
197,930.93/273,181.24 = 113,047.99/x - Step 3: Cross multiply
197,930.93x = 273,181.24 × 113,047.99 - Step 4: Simplify right side
197,930.93x = 30,882,589,546.06 - Step 5: Solve for x
x = 30,882,589,546.06/197,930.93 - Step 6: Final answer
x = 156,027.11
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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.