Finding the Fourth Proportional to 196,880.76, 271,696.28 and 110,841.21
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Solution
The fourth proportional to 196,880.76, 271,696.28 and 110,841.21 is: 152,961.33
Step by Step Solution
- Step 1: Write the proportion equation
196,880.76 : 271,696.28 = 110,841.21 : x - Step 2: Convert to fraction form
196,880.76/271,696.28 = 110,841.21/x - Step 3: Cross multiply
196,880.76x = 271,696.28 × 110,841.21 - Step 4: Simplify right side
196,880.76x = 30,115,143,873.49 - Step 5: Solve for x
x = 30,115,143,873.49/196,880.76 - Step 6: Final answer
x = 152,961.33
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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.