Finding the Fourth Proportional to 196,829.14, 271,530.67 and 116,202.66
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Solution
The fourth proportional to 196,829.14, 271,530.67 and 116,202.66 is: 160,304.45
Step by Step Solution
- Step 1: Write the proportion equation
196,829.14 : 271,530.67 = 116,202.66 : x - Step 2: Convert to fraction form
196,829.14/271,530.67 = 116,202.66/x - Step 3: Cross multiply
196,829.14x = 271,530.67 × 116,202.66 - Step 4: Simplify right side
196,829.14x = 31,552,586,125.58 - Step 5: Solve for x
x = 31,552,586,125.58/196,829.14 - Step 6: Final answer
x = 160,304.45
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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.