Finding the Fourth Proportional to 95,175.21, 131,353.44 and 54,888.96
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Solution
The fourth proportional to 95,175.21, 131,353.44 and 54,888.96 is: 75,753.48
Step by Step Solution
- Step 1: Write the proportion equation
95,175.21 : 131,353.44 = 54,888.96 : x - Step 2: Convert to fraction form
95,175.21/131,353.44 = 54,888.96/x - Step 3: Cross multiply
95,175.21x = 131,353.44 × 54,888.96 - Step 4: Simplify right side
95,175.21x = 7,209,853,714.02 - Step 5: Solve for x
x = 7,209,853,714.02/95,175.21 - Step 6: Final answer
x = 75,753.48
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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.