Finding the Fourth Proportional to 106,899.84, 160,375.68 and 32,019.84
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Solution
The fourth proportional to 106,899.84, 160,375.68 and 32,019.84 is: 48,037.52
Step by Step Solution
- Step 1: Write the proportion equation
106,899.84 : 160,375.68 = 32,019.84 : x - Step 2: Convert to fraction form
106,899.84/160,375.68 = 32,019.84/x - Step 3: Cross multiply
106,899.84x = 160,375.68 × 32,019.84 - Step 4: Simplify right side
106,899.84x = 5,135,203,613.49 - Step 5: Solve for x
x = 5,135,203,613.49/106,899.84 - Step 6: Final answer
x = 48,037.52
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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.