Finding the Fourth Proportional to 242,496.09, 363,744.09 and 74,017.26
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Solution
The fourth proportional to 242,496.09, 363,744.09 and 74,017.26 is: 111,025.88
Step by Step Solution
- Step 1: Write the proportion equation
242,496.09 : 363,744.09 = 74,017.26 : x - Step 2: Convert to fraction form
242,496.09/363,744.09 = 74,017.26/x - Step 3: Cross multiply
242,496.09x = 363,744.09 × 74,017.26 - Step 4: Simplify right side
242,496.09x = 26,923,340,882.99 - Step 5: Solve for x
x = 26,923,340,882.99/242,496.09 - Step 6: Final answer
x = 111,025.88
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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.