Finding the Fourth Proportional to 184,436.70, 276,687.45 and 66,176.70
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Solution
The fourth proportional to 184,436.70, 276,687.45 and 66,176.70 is: 99,276.68
Step by Step Solution
- Step 1: Write the proportion equation
184,436.70 : 276,687.45 = 66,176.70 : x - Step 2: Convert to fraction form
184,436.70/276,687.45 = 66,176.70/x - Step 3: Cross multiply
184,436.70x = 276,687.45 × 66,176.70 - Step 4: Simplify right side
184,436.70x = 18,310,262,372.42 - Step 5: Solve for x
x = 18,310,262,372.42/184,436.70 - Step 6: Final answer
x = 99,276.68
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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.