Finding the Fourth Proportional to 96,185.56, 132,736.74 and 53,745.88
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Solution
The fourth proportional to 96,185.56, 132,736.74 and 53,745.88 is: 74,169.69
Step by Step Solution
- Step 1: Write the proportion equation
96,185.56 : 132,736.74 = 53,745.88 : x - Step 2: Convert to fraction form
96,185.56/132,736.74 = 53,745.88/x - Step 3: Cross multiply
96,185.56x = 132,736.74 × 53,745.88 - Step 4: Simplify right side
96,185.56x = 7,134,052,899.63 - Step 5: Solve for x
x = 7,134,052,899.63/96,185.56 - Step 6: Final answer
x = 74,169.69
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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.