Finding the Fourth Proportional to 201,546.24, 278,116.64 and 116,668.48
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Solution
The fourth proportional to 201,546.24, 278,116.64 and 116,668.48 is: 160,992.56
Step by Step Solution
- Step 1: Write the proportion equation
201,546.24 : 278,116.64 = 116,668.48 : x - Step 2: Convert to fraction form
201,546.24/278,116.64 = 116,668.48/x - Step 3: Cross multiply
201,546.24x = 278,116.64 × 116,668.48 - Step 4: Simplify right side
201,546.24x = 32,447,445,651.51 - Step 5: Solve for x
x = 32,447,445,651.51/201,546.24 - Step 6: Final answer
x = 160,992.56
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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.