Finding the Fourth Proportional to 29,724.70, 44,586.99 and 7,235.20
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Solution
The fourth proportional to 29,724.70, 44,586.99 and 7,235.20 is: 10,852.79
Step by Step Solution
- Step 1: Write the proportion equation
29,724.70 : 44,586.99 = 7,235.20 : x - Step 2: Convert to fraction form
29,724.70/44,586.99 = 7,235.20/x - Step 3: Cross multiply
29,724.70x = 44,586.99 × 7,235.20 - Step 4: Simplify right side
29,724.70x = 322,595,790.05 - Step 5: Solve for x
x = 322,595,790.05/29,724.70 - Step 6: Final answer
x = 10,852.79
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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.