Finding the Fourth Proportional to 174,694.85, 241,079.70 and 99,247.49
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Solution
The fourth proportional to 174,694.85, 241,079.70 and 99,247.49 is: 136,961.99
Step by Step Solution
- Step 1: Write the proportion equation
174,694.85 : 241,079.70 = 99,247.49 : x - Step 2: Convert to fraction form
174,694.85/241,079.70 = 99,247.49/x - Step 3: Cross multiply
174,694.85x = 241,079.70 × 99,247.49 - Step 4: Simplify right side
174,694.85x = 23,926,555,114.95 - Step 5: Solve for x
x = 23,926,555,114.95/174,694.85 - Step 6: Final answer
x = 136,961.99
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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.