Finding the Fourth Proportional to 196,828.14, 271,529.29 and 116,201.66
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Solution
The fourth proportional to 196,828.14, 271,529.29 and 116,201.66 is: 160,303.07
Step by Step Solution
- Step 1: Write the proportion equation
196,828.14 : 271,529.29 = 116,201.66 : x - Step 2: Convert to fraction form
196,828.14/271,529.29 = 116,201.66/x - Step 3: Cross multiply
196,828.14x = 271,529.29 × 116,201.66 - Step 4: Simplify right side
196,828.14x = 31,552,154,236.62 - Step 5: Solve for x
x = 31,552,154,236.62/196,828.14 - Step 6: Final answer
x = 160,303.07
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1.5x scale
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.