Finding the Fourth Proportional to 79,396.76, 118,940.34 and 44,230.52
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Solution
The fourth proportional to 79,396.76, 118,940.34 and 44,230.52 is: 66,259.54
Step by Step Solution
- Step 1: Write the proportion equation
79,396.76 : 118,940.34 = 44,230.52 : x - Step 2: Convert to fraction form
79,396.76/118,940.34 = 44,230.52/x - Step 3: Cross multiply
79,396.76x = 118,940.34 × 44,230.52 - Step 4: Simplify right side
79,396.76x = 5,260,793,087.18 - Step 5: Solve for x
x = 5,260,793,087.18/79,396.76 - Step 6: Final answer
x = 66,259.54
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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.