Finding the Fourth Proportional to 123,116.87, 184,675.29 and 29,622.62
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Solution
The fourth proportional to 123,116.87, 184,675.29 and 29,622.62 is: 44,433.92
Step by Step Solution
- Step 1: Write the proportion equation
123,116.87 : 184,675.29 = 29,622.62 : x - Step 2: Convert to fraction form
123,116.87/184,675.29 = 29,622.62/x - Step 3: Cross multiply
123,116.87x = 184,675.29 × 29,622.62 - Step 4: Simplify right side
123,116.87x = 5,470,565,015.68 - Step 5: Solve for x
x = 5,470,565,015.68/123,116.87 - Step 6: Final answer
x = 44,433.92
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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.