Finding the Fourth Proportional to 110,901.08, 166,349.28 and 36,021.08
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Solution
The fourth proportional to 110,901.08, 166,349.28 and 36,021.08 is: 54,030.86
Step by Step Solution
- Step 1: Write the proportion equation
110,901.08 : 166,349.28 = 36,021.08 : x - Step 2: Convert to fraction form
110,901.08/166,349.28 = 36,021.08/x - Step 3: Cross multiply
110,901.08x = 166,349.28 × 36,021.08 - Step 4: Simplify right side
110,901.08x = 5,992,080,722.82 - Step 5: Solve for x
x = 5,992,080,722.82/110,901.08 - Step 6: Final answer
x = 54,030.86
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1.5x scale
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.