Finding the Fourth Proportional to 242,117.44, 363,234.51 and 75,905.44
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Solution
The fourth proportional to 242,117.44, 363,234.51 and 75,905.44 is: 113,876.45
Step by Step Solution
- Step 1: Write the proportion equation
242,117.44 : 363,234.51 = 75,905.44 : x - Step 2: Convert to fraction form
242,117.44/363,234.51 = 75,905.44/x - Step 3: Cross multiply
242,117.44x = 363,234.51 × 75,905.44 - Step 4: Simplify right side
242,117.44x = 27,571,474,396.65 - Step 5: Solve for x
x = 27,571,474,396.65/242,117.44 - Step 6: Final answer
x = 113,876.45
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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.