Finding the Fourth Proportional to 104,431.44, 156,703.88 and 44,450.13
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Solution
The fourth proportional to 104,431.44, 156,703.88 and 44,450.13 is: 66,699.34
Step by Step Solution
- Step 1: Write the proportion equation
104,431.44 : 156,703.88 = 44,450.13 : x - Step 2: Convert to fraction form
104,431.44/156,703.88 = 44,450.13/x - Step 3: Cross multiply
104,431.44x = 156,703.88 × 44,450.13 - Step 4: Simplify right side
104,431.44x = 6,965,507,615.25 - Step 5: Solve for x
x = 6,965,507,615.25/104,431.44 - Step 6: Final answer
x = 66,699.34
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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.