Finding the Fourth Proportional to 110,163.75, 152,027.19 and 59,862.75
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Solution
The fourth proportional to 110,163.75, 152,027.19 and 59,862.75 is: 82,611.26
Step by Step Solution
- Step 1: Write the proportion equation
110,163.75 : 152,027.19 = 59,862.75 : x - Step 2: Convert to fraction form
110,163.75/152,027.19 = 59,862.75/x - Step 3: Cross multiply
110,163.75x = 152,027.19 × 59,862.75 - Step 4: Simplify right side
110,163.75x = 9,100,765,668.17 - Step 5: Solve for x
x = 9,100,765,668.17/110,163.75 - Step 6: Final answer
x = 82,611.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.