Finding the Fourth Proportional to 87,236.60, 130,855.70 and 24,057.81
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Solution
The fourth proportional to 87,236.60, 130,855.70 and 24,057.81 is: 36,086.94
Step by Step Solution
- Step 1: Write the proportion equation
87,236.60 : 130,855.70 = 24,057.81 : x - Step 2: Convert to fraction form
87,236.60/130,855.70 = 24,057.81/x - Step 3: Cross multiply
87,236.60x = 130,855.70 × 24,057.81 - Step 4: Simplify right side
87,236.60x = 3,148,101,568.02 - Step 5: Solve for x
x = 3,148,101,568.02/87,236.60 - Step 6: Final answer
x = 36,086.94
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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.