Finding the Fourth Proportional to 207,440.44, 286,244.14 and 116,794.07
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Solution
The fourth proportional to 207,440.44, 286,244.14 and 116,794.07 is: 161,162.49
Step by Step Solution
- Step 1: Write the proportion equation
207,440.44 : 286,244.14 = 116,794.07 : x - Step 2: Convert to fraction form
207,440.44/286,244.14 = 116,794.07/x - Step 3: Cross multiply
207,440.44x = 286,244.14 × 116,794.07 - Step 4: Simplify right side
207,440.44x = 33,431,616,401.04 - Step 5: Solve for x
x = 33,431,616,401.04/207,440.44 - Step 6: Final answer
x = 161,162.49
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1.5x scale
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.