Finding the Fourth Proportional to 191,183.83, 263,889.14 and 118,608.84
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Solution
The fourth proportional to 191,183.83, 263,889.14 and 118,608.84 is: 163,714.61
Step by Step Solution
- Step 1: Write the proportion equation
191,183.83 : 263,889.14 = 118,608.84 : x - Step 2: Convert to fraction form
191,183.83/263,889.14 = 118,608.84/x - Step 3: Cross multiply
191,183.83x = 263,889.14 × 118,608.84 - Step 4: Simplify right side
191,183.83x = 31,299,584,858.13 - Step 5: Solve for x
x = 31,299,584,858.13/191,183.83 - Step 6: Final answer
x = 163,714.61
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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.