Finding the Fourth Proportional to 95,950.20, 132,408.36 and 53,515.92
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Solution
The fourth proportional to 95,950.20, 132,408.36 and 53,515.92 is: 73,850.34
Step by Step Solution
- Step 1: Write the proportion equation
95,950.20 : 132,408.36 = 53,515.92 : x - Step 2: Convert to fraction form
95,950.20/132,408.36 = 53,515.92/x - Step 3: Cross multiply
95,950.20x = 132,408.36 × 53,515.92 - Step 4: Simplify right side
95,950.20x = 7,085,955,201.09 - Step 5: Solve for x
x = 7,085,955,201.09/95,950.20 - Step 6: Final answer
x = 73,850.34
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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.