Finding the Fourth Proportional to 163,037.70, 244,556.55 and 136,793.70
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Solution
The fourth proportional to 163,037.70, 244,556.55 and 136,793.70 is: 205,190.55
Step by Step Solution
- Step 1: Write the proportion equation
163,037.70 : 244,556.55 = 136,793.70 : x - Step 2: Convert to fraction form
163,037.70/244,556.55 = 136,793.70/x - Step 3: Cross multiply
163,037.70x = 244,556.55 × 136,793.70 - Step 4: Simplify right side
163,037.70x = 33,453,795,333.74 - Step 5: Solve for x
x = 33,453,795,333.74/163,037.70 - Step 6: Final answer
x = 205,190.55
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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.