Finding the Fourth Proportional to 95,427.44, 131,690.16 and 52,986.08
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Solution
The fourth proportional to 95,427.44, 131,690.16 and 52,986.08 is: 73,120.95
Step by Step Solution
- Step 1: Write the proportion equation
95,427.44 : 131,690.16 = 52,986.08 : x - Step 2: Convert to fraction form
95,427.44/131,690.16 = 52,986.08/x - Step 3: Cross multiply
95,427.44x = 131,690.16 × 52,986.08 - Step 4: Simplify right side
95,427.44x = 6,977,745,352.97 - Step 5: Solve for x
x = 6,977,745,352.97/95,427.44 - Step 6: Final answer
x = 73,120.95
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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.