Finding the Fourth Proportional to 74,288.16, 111,435.84 and 24,363.84
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Solution
The fourth proportional to 74,288.16, 111,435.84 and 24,363.84 is: 36,546.94
Step by Step Solution
- Step 1: Write the proportion equation
74,288.16 : 111,435.84 = 24,363.84 : x - Step 2: Convert to fraction form
74,288.16/111,435.84 = 24,363.84/x - Step 3: Cross multiply
74,288.16x = 111,435.84 × 24,363.84 - Step 4: Simplify right side
74,288.16x = 2,715,004,976.03 - Step 5: Solve for x
x = 2,715,004,976.03/74,288.16 - Step 6: Final answer
x = 36,546.94
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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.