Finding the Fourth Proportional to 96,198.48, 132,756.84 and 53,758.80
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Solution
The fourth proportional to 96,198.48, 132,756.84 and 53,758.80 is: 74,188.79
Step by Step Solution
- Step 1: Write the proportion equation
96,198.48 : 132,756.84 = 53,758.80 : x - Step 2: Convert to fraction form
96,198.48/132,756.84 = 53,758.80/x - Step 3: Cross multiply
96,198.48x = 132,756.84 × 53,758.80 - Step 4: Simplify right side
96,198.48x = 7,136,848,410.19 - Step 5: Solve for x
x = 7,136,848,410.19/96,198.48 - Step 6: Final answer
x = 74,188.79
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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.