Finding the Fourth Proportional to 107,578.08, 148,453.92 and 59,833.44
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Solution
The fourth proportional to 107,578.08, 148,453.92 and 59,833.44 is: 82,568.02
Step by Step Solution
- Step 1: Write the proportion equation
107,578.08 : 148,453.92 = 59,833.44 : x - Step 2: Convert to fraction form
107,578.08/148,453.92 = 59,833.44/x - Step 3: Cross multiply
107,578.08x = 148,453.92 × 59,833.44 - Step 4: Simplify right side
107,578.08x = 8,882,508,715.08 - Step 5: Solve for x
x = 8,882,508,715.08/107,578.08 - Step 6: Final answer
x = 82,568.02
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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.