Finding the Fourth Proportional to 201,133.44, 301,700.88 and 68,014.80
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Solution
The fourth proportional to 201,133.44, 301,700.88 and 68,014.80 is: 102,022.44
Step by Step Solution
- Step 1: Write the proportion equation
201,133.44 : 301,700.88 = 68,014.80 : x - Step 2: Convert to fraction form
201,133.44/301,700.88 = 68,014.80/x - Step 3: Cross multiply
201,133.44x = 301,700.88 × 68,014.80 - Step 4: Simplify right side
201,133.44x = 20,520,125,013.02 - Step 5: Solve for x
x = 20,520,125,013.02/201,133.44 - Step 6: Final answer
x = 102,022.44
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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.