Finding the Fourth Proportional to 242,440.57, 363,715.97 and 73,975.99
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Solution
The fourth proportional to 242,440.57, 363,715.97 and 73,975.99 is: 110,980.80
Step by Step Solution
- Step 1: Write the proportion equation
242,440.57 : 363,715.97 = 73,975.99 : x - Step 2: Convert to fraction form
242,440.57/363,715.97 = 73,975.99/x - Step 3: Cross multiply
242,440.57x = 363,715.97 × 73,975.99 - Step 4: Simplify right side
242,440.57x = 26,906,248,959.56 - Step 5: Solve for x
x = 26,906,248,959.56/242,440.57 - Step 6: Final answer
x = 110,980.80
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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.