Finding the Fourth Proportional to 181,349.44, 272,023.68 and 48,229.72
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Solution
The fourth proportional to 181,349.44, 272,023.68 and 48,229.72 is: 72,344.45
Step by Step Solution
- Step 1: Write the proportion equation
181,349.44 : 272,023.68 = 48,229.72 : x - Step 2: Convert to fraction form
181,349.44/272,023.68 = 48,229.72/x - Step 3: Cross multiply
181,349.44x = 272,023.68 × 48,229.72 - Step 4: Simplify right side
181,349.44x = 13,119,625,919.77 - Step 5: Solve for x
x = 13,119,625,919.77/181,349.44 - Step 6: Final answer
x = 72,344.45
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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.