Finding the Fourth Proportional to 184,246.20, 276,369.30 and 121,260.60
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Solution
The fourth proportional to 184,246.20, 276,369.30 and 121,260.60 is: 181,890.90
Step by Step Solution
- Step 1: Write the proportion equation
184,246.20 : 276,369.30 = 121,260.60 : x - Step 2: Convert to fraction form
184,246.20/276,369.30 = 121,260.60/x - Step 3: Cross multiply
184,246.20x = 276,369.30 × 121,260.60 - Step 4: Simplify right side
184,246.20x = 33,512,707,139.58 - Step 5: Solve for x
x = 33,512,707,139.58/184,246.20 - Step 6: Final answer
x = 181,890.90
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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.