Finding the Fourth Proportional to 82,959.87, 124,458.23 and 23,790.99
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Solution
The fourth proportional to 82,959.87, 124,458.23 and 23,790.99 is: 35,691.77
Step by Step Solution
- Step 1: Write the proportion equation
82,959.87 : 124,458.23 = 23,790.99 : x - Step 2: Convert to fraction form
82,959.87/124,458.23 = 23,790.99/x - Step 3: Cross multiply
82,959.87x = 124,458.23 × 23,790.99 - Step 4: Simplify right side
82,959.87x = 2,960,984,564.83 - Step 5: Solve for x
x = 2,960,984,564.83/82,959.87 - Step 6: Final answer
x = 35,691.77
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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.