Finding the Fourth Proportional to 148,415.44, 222,482.36 and 54,857.68
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Solution
The fourth proportional to 148,415.44, 222,482.36 and 54,857.68 is: 82,234.48
Step by Step Solution
- Step 1: Write the proportion equation
148,415.44 : 222,482.36 = 54,857.68 : x - Step 2: Convert to fraction form
148,415.44/222,482.36 = 54,857.68/x - Step 3: Cross multiply
148,415.44x = 222,482.36 × 54,857.68 - Step 4: Simplify right side
148,415.44x = 12,204,866,110.52 - Step 5: Solve for x
x = 12,204,866,110.52/148,415.44 - Step 6: Final answer
x = 82,234.48
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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.