Finding the Fourth Proportional to 49,315, 73,972.50 and 16,483
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Solution
The fourth proportional to 49,315, 73,972.50 and 16,483 is: 24,724.50
Step by Step Solution
- Step 1: Write the proportion equation
49,315 : 73,972.50 = 16,483 : x - Step 2: Convert to fraction form
49,315/73,972.50 = 16,483/x - Step 3: Cross multiply
49,315x = 73,972.50 × 16,483 - Step 4: Simplify right side
49,315x = 1,219,288,717.50 - Step 5: Solve for x
x = 1,219,288,717.50/49,315 - Step 6: Final answer
x = 24,724.50
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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.