Finding the Fourth Proportional to 107,323.26, 160,984.90 and 40,763.23
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Solution
The fourth proportional to 107,323.26, 160,984.90 and 40,763.23 is: 61,144.84
Step by Step Solution
- Step 1: Write the proportion equation
107,323.26 : 160,984.90 = 40,763.23 : x - Step 2: Convert to fraction form
107,323.26/160,984.90 = 40,763.23/x - Step 3: Cross multiply
107,323.26x = 160,984.90 × 40,763.23 - Step 4: Simplify right side
107,323.26x = 6,562,264,165.14 - Step 5: Solve for x
x = 6,562,264,165.14/107,323.26 - Step 6: Final answer
x = 61,144.84
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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.