Finding the Fourth Proportional to 184,491.70, 276,656.55 and 84,618.70
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Solution
The fourth proportional to 184,491.70, 276,656.55 and 84,618.70 is: 126,890.90
Step by Step Solution
- Step 1: Write the proportion equation
184,491.70 : 276,656.55 = 84,618.70 : x - Step 2: Convert to fraction form
184,491.70/276,656.55 = 84,618.70/x - Step 3: Cross multiply
184,491.70x = 276,656.55 × 84,618.70 - Step 4: Simplify right side
184,491.70x = 23,410,317,607.49 - Step 5: Solve for x
x = 23,410,317,607.49/184,491.70 - Step 6: Final answer
x = 126,890.90
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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.