Finding the Fourth Proportional to 74,340.26, 102,542.90 and 44,104.18
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Solution
The fourth proportional to 74,340.26, 102,542.90 and 44,104.18 is: 60,836.09
Step by Step Solution
- Step 1: Write the proportion equation
74,340.26 : 102,542.90 = 44,104.18 : x - Step 2: Convert to fraction form
74,340.26/102,542.90 = 44,104.18/x - Step 3: Cross multiply
74,340.26x = 102,542.90 × 44,104.18 - Step 4: Simplify right side
74,340.26x = 4,522,570,519.32 - Step 5: Solve for x
x = 4,522,570,519.32/74,340.26 - Step 6: Final answer
x = 60,836.09
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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.