Finding the Fourth Proportional to 74,846.75, 112,257.36 and 24,921.18
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Solution
The fourth proportional to 74,846.75, 112,257.36 and 24,921.18 is: 37,377.52
Step by Step Solution
- Step 1: Write the proportion equation
74,846.75 : 112,257.36 = 24,921.18 : x - Step 2: Convert to fraction form
74,846.75/112,257.36 = 24,921.18/x - Step 3: Cross multiply
74,846.75x = 112,257.36 × 24,921.18 - Step 4: Simplify right side
74,846.75x = 2,797,585,874.88 - Step 5: Solve for x
x = 2,797,585,874.88/74,846.75 - Step 6: Final answer
x = 37,377.52
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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.