Finding the Fourth Proportional to 95,738.74, 132,099.44 and 55,450.09
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Solution
The fourth proportional to 95,738.74, 132,099.44 and 55,450.09 is: 76,509.53
Step by Step Solution
- Step 1: Write the proportion equation
95,738.74 : 132,099.44 = 55,450.09 : x - Step 2: Convert to fraction form
95,738.74/132,099.44 = 55,450.09/x - Step 3: Cross multiply
95,738.74x = 132,099.44 × 55,450.09 - Step 4: Simplify right side
95,738.74x = 7,324,925,836.95 - Step 5: Solve for x
x = 7,324,925,836.95/95,738.74 - Step 6: Final answer
x = 76,509.53
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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.