Finding the Fourth Proportional to 88,740.56, 122,466.96 and 48,458.08
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Solution
The fourth proportional to 88,740.56, 122,466.96 and 48,458.08 is: 66,874.87
Step by Step Solution
- Step 1: Write the proportion equation
88,740.56 : 122,466.96 = 48,458.08 : x - Step 2: Convert to fraction form
88,740.56/122,466.96 = 48,458.08/x - Step 3: Cross multiply
88,740.56x = 122,466.96 × 48,458.08 - Step 4: Simplify right side
88,740.56x = 5,934,512,890.41 - Step 5: Solve for x
x = 5,934,512,890.41/88,740.56 - Step 6: Final answer
x = 66,874.87
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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.