Finding the Fourth Proportional to 74,234.92, 102,448.38 and 44,038.12
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Solution
The fourth proportional to 74,234.92, 102,448.38 and 44,038.12 is: 60,775.09
Step by Step Solution
- Step 1: Write the proportion equation
74,234.92 : 102,448.38 = 44,038.12 : x - Step 2: Convert to fraction form
74,234.92/102,448.38 = 44,038.12/x - Step 3: Cross multiply
74,234.92x = 102,448.38 × 44,038.12 - Step 4: Simplify right side
74,234.92x = 4,511,634,052.25 - Step 5: Solve for x
x = 4,511,634,052.25/74,234.92 - Step 6: Final answer
x = 60,775.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.