Finding the Fourth Proportional to 110,201.11, 165,204.73 and 43,687.96
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Solution
The fourth proportional to 110,201.11, 165,204.73 and 43,687.96 is: 65,493.51
Step by Step Solution
- Step 1: Write the proportion equation
110,201.11 : 165,204.73 = 43,687.96 : x - Step 2: Convert to fraction form
110,201.11/165,204.73 = 43,687.96/x - Step 3: Cross multiply
110,201.11x = 165,204.73 × 43,687.96 - Step 4: Simplify right side
110,201.11x = 7,217,457,636.05 - Step 5: Solve for x
x = 7,217,457,636.05/110,201.11 - Step 6: Final answer
x = 65,493.51
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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.