Finding the Fourth Proportional to 74,451.76, 111,694.11 and 24,529.84
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Solution
The fourth proportional to 74,451.76, 111,694.11 and 24,529.84 is: 36,800.19
Step by Step Solution
- Step 1: Write the proportion equation
74,451.76 : 111,694.11 = 24,529.84 : x - Step 2: Convert to fraction form
74,451.76/111,694.11 = 24,529.84/x - Step 3: Cross multiply
74,451.76x = 111,694.11 × 24,529.84 - Step 4: Simplify right side
74,451.76x = 2,739,838,647.24 - Step 5: Solve for x
x = 2,739,838,647.24/74,451.76 - Step 6: Final answer
x = 36,800.19
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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.