Finding the Fourth Proportional to 74,284.05, 102,525.09 and 44,086.02
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Solution
The fourth proportional to 74,284.05, 102,525.09 and 44,086.02 is: 60,846.48
Step by Step Solution
- Step 1: Write the proportion equation
74,284.05 : 102,525.09 = 44,086.02 : x - Step 2: Convert to fraction form
74,284.05/102,525.09 = 44,086.02/x - Step 3: Cross multiply
74,284.05x = 102,525.09 × 44,086.02 - Step 4: Simplify right side
74,284.05x = 4,519,923,168.24 - Step 5: Solve for x
x = 4,519,923,168.24/74,284.05 - Step 6: Final answer
x = 60,846.48
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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.