Finding the Fourth Proportional to 74,540.06, 111,813.60 and 24,624.62
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Solution
The fourth proportional to 74,540.06, 111,813.60 and 24,624.62 is: 36,938.09
Step by Step Solution
- Step 1: Write the proportion equation
74,540.06 : 111,813.60 = 24,624.62 : x - Step 2: Convert to fraction form
74,540.06/111,813.60 = 24,624.62/x - Step 3: Cross multiply
74,540.06x = 111,813.60 × 24,624.62 - Step 4: Simplify right side
74,540.06x = 2,753,367,410.83 - Step 5: Solve for x
x = 2,753,367,410.83/74,540.06 - Step 6: Final answer
x = 36,938.09
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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.