Finding the Fourth Proportional to 160,785.20, 241,201.56 and 55,575.92
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Solution
The fourth proportional to 160,785.20, 241,201.56 and 55,575.92 is: 83,372.09
Step by Step Solution
- Step 1: Write the proportion equation
160,785.20 : 241,201.56 = 55,575.92 : x - Step 2: Convert to fraction form
160,785.20/241,201.56 = 55,575.92/x - Step 3: Cross multiply
160,785.20x = 241,201.56 × 55,575.92 - Step 4: Simplify right side
160,785.20x = 13,404,998,602.44 - Step 5: Solve for x
x = 13,404,998,602.44/160,785.20 - Step 6: Final answer
x = 83,372.09
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1.5x scale
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.