Finding the Fourth Proportional to 196,330.10, 270,927.99 and 119,976.92
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Solution
The fourth proportional to 196,330.10, 270,927.99 and 119,976.92 is: 165,563.53
Step by Step Solution
- Step 1: Write the proportion equation
196,330.10 : 270,927.99 = 119,976.92 : x - Step 2: Convert to fraction form
196,330.10/270,927.99 = 119,976.92/x - Step 3: Cross multiply
196,330.10x = 270,927.99 × 119,976.92 - Step 4: Simplify right side
196,330.10x = 32,505,104,427.35 - Step 5: Solve for x
x = 32,505,104,427.35/196,330.10 - Step 6: Final answer
x = 165,563.53
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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.