Finding the Fourth Proportional to 83,544.56, 125,379.12 and 33,625.12
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Solution
The fourth proportional to 83,544.56, 125,379.12 and 33,625.12 is: 50,462.75
Step by Step Solution
- Step 1: Write the proportion equation
83,544.56 : 125,379.12 = 33,625.12 : x - Step 2: Convert to fraction form
83,544.56/125,379.12 = 33,625.12/x - Step 3: Cross multiply
83,544.56x = 125,379.12 × 33,625.12 - Step 4: Simplify right side
83,544.56x = 4,215,887,955.49 - Step 5: Solve for x
x = 4,215,887,955.49/83,544.56 - Step 6: Final answer
x = 50,462.75
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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.