Finding the Fourth Proportional to 106,757.40, 159,960.18 and 36,598.20
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Solution
The fourth proportional to 106,757.40, 159,960.18 and 36,598.20 is: 54,836.99
Step by Step Solution
- Step 1: Write the proportion equation
106,757.40 : 159,960.18 = 36,598.20 : x - Step 2: Convert to fraction form
106,757.40/159,960.18 = 36,598.20/x - Step 3: Cross multiply
106,757.40x = 159,960.18 × 36,598.20 - Step 4: Simplify right side
106,757.40x = 5,854,254,659.68 - Step 5: Solve for x
x = 5,854,254,659.68/106,757.40 - Step 6: Final answer
x = 54,836.99
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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.