Finding the Fourth Proportional to 75,329.34, 113,000.64 and 27,944.95
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Solution
The fourth proportional to 75,329.34, 113,000.64 and 27,944.95 is: 41,919.88
Step by Step Solution
- Step 1: Write the proportion equation
75,329.34 : 113,000.64 = 27,944.95 : x - Step 2: Convert to fraction form
75,329.34/113,000.64 = 27,944.95/x - Step 3: Cross multiply
75,329.34x = 113,000.64 × 27,944.95 - Step 4: Simplify right side
75,329.34x = 3,157,797,295.13 - Step 5: Solve for x
x = 3,157,797,295.13/75,329.34 - Step 6: Final answer
x = 41,919.88
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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.