Finding the Fourth Proportional to 83,662.40, 125,495.68 and 24,491.84
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Solution
The fourth proportional to 83,662.40, 125,495.68 and 24,491.84 is: 36,738.37
Step by Step Solution
- Step 1: Write the proportion equation
83,662.40 : 125,495.68 = 24,491.84 : x - Step 2: Convert to fraction form
83,662.40/125,495.68 = 24,491.84/x - Step 3: Cross multiply
83,662.40x = 125,495.68 × 24,491.84 - Step 4: Simplify right side
83,662.40x = 3,073,620,115.25 - Step 5: Solve for x
x = 3,073,620,115.25/83,662.40 - Step 6: Final answer
x = 36,738.37
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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.