Finding the Fourth Proportional to 95,742.76, 132,104.96 and 55,454.08
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Solution
The fourth proportional to 95,742.76, 132,104.96 and 55,454.08 is: 76,515.02
Step by Step Solution
- Step 1: Write the proportion equation
95,742.76 : 132,104.96 = 55,454.08 : x - Step 2: Convert to fraction form
95,742.76/132,104.96 = 55,454.08/x - Step 3: Cross multiply
95,742.76x = 132,104.96 × 55,454.08 - Step 4: Simplify right side
95,742.76x = 7,325,759,020.24 - Step 5: Solve for x
x = 7,325,759,020.24/95,742.76 - Step 6: Final answer
x = 76,515.02
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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.