Finding the Fourth Proportional to 111,305.18, 166,956.24 and 27,065.09
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Solution
The fourth proportional to 111,305.18, 166,956.24 and 27,065.09 is: 40,597.26
Step by Step Solution
- Step 1: Write the proportion equation
111,305.18 : 166,956.24 = 27,065.09 : x - Step 2: Convert to fraction form
111,305.18/166,956.24 = 27,065.09/x - Step 3: Cross multiply
111,305.18x = 166,956.24 × 27,065.09 - Step 4: Simplify right side
111,305.18x = 4,518,685,661.66 - Step 5: Solve for x
x = 4,518,685,661.66/111,305.18 - Step 6: Final answer
x = 40,597.26
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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.