Finding the Fourth Proportional to 110,869.96, 166,201.26 and 40,730.44
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Solution
The fourth proportional to 110,869.96, 166,201.26 and 40,730.44 is: 61,057.57
Step by Step Solution
- Step 1: Write the proportion equation
110,869.96 : 166,201.26 = 40,730.44 : x - Step 2: Convert to fraction form
110,869.96/166,201.26 = 40,730.44/x - Step 3: Cross multiply
110,869.96x = 166,201.26 × 40,730.44 - Step 4: Simplify right side
110,869.96x = 6,769,450,448.35 - Step 5: Solve for x
x = 6,769,450,448.35/110,869.96 - Step 6: Final answer
x = 61,057.57
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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.