Finding the Fourth Proportional to 163,433.34, 244,923.21 and 74,469.42
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Solution
The fourth proportional to 163,433.34, 244,923.21 and 74,469.42 is: 111,600.79
Step by Step Solution
- Step 1: Write the proportion equation
163,433.34 : 244,923.21 = 74,469.42 : x - Step 2: Convert to fraction form
163,433.34/244,923.21 = 74,469.42/x - Step 3: Cross multiply
163,433.34x = 244,923.21 × 74,469.42 - Step 4: Simplify right side
163,433.34x = 18,239,289,393.24 - Step 5: Solve for x
x = 18,239,289,393.24/163,433.34 - Step 6: Final answer
x = 111,600.79
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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.