Finding the Fourth Proportional to 119,027.72, 178,611.40 and 44,199.81
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Solution
The fourth proportional to 119,027.72, 178,611.40 and 44,199.81 is: 66,325.65
Step by Step Solution
- Step 1: Write the proportion equation
119,027.72 : 178,611.40 = 44,199.81 : x - Step 2: Convert to fraction form
119,027.72/178,611.40 = 44,199.81/x - Step 3: Cross multiply
119,027.72x = 178,611.40 × 44,199.81 - Step 4: Simplify right side
119,027.72x = 7,894,590,503.13 - Step 5: Solve for x
x = 7,894,590,503.13/119,027.72 - Step 6: Final answer
x = 66,325.65
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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.