Finding the Fourth Proportional to 165,559.92, 248,342.24 and 47,231.26
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Solution
The fourth proportional to 165,559.92, 248,342.24 and 47,231.26 is: 70,847.56
Step by Step Solution
- Step 1: Write the proportion equation
165,559.92 : 248,342.24 = 47,231.26 : x - Step 2: Convert to fraction form
165,559.92/248,342.24 = 47,231.26/x - Step 3: Cross multiply
165,559.92x = 248,342.24 × 47,231.26 - Step 4: Simplify right side
165,559.92x = 11,729,516,906.42 - Step 5: Solve for x
x = 11,729,516,906.42/165,559.92 - Step 6: Final answer
x = 70,847.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.