Finding the Fourth Proportional to 84,108.44, 126,250.14 and 61,946.84
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Solution
The fourth proportional to 84,108.44, 126,250.14 and 61,946.84 is: 92,984.69
Step by Step Solution
- Step 1: Write the proportion equation
84,108.44 : 126,250.14 = 61,946.84 : x - Step 2: Convert to fraction form
84,108.44/126,250.14 = 61,946.84/x - Step 3: Cross multiply
84,108.44x = 126,250.14 × 61,946.84 - Step 4: Simplify right side
84,108.44x = 7,820,797,222.56 - Step 5: Solve for x
x = 7,820,797,222.56/84,108.44 - Step 6: Final answer
x = 92,984.69
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1.5x scale
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.