Finding the Fourth Proportional to 88,961.31, 133,442.19 and 32,777.07
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Solution
The fourth proportional to 88,961.31, 133,442.19 and 32,777.07 is: 49,165.69
Step by Step Solution
- Step 1: Write the proportion equation
88,961.31 : 133,442.19 = 32,777.07 : x - Step 2: Convert to fraction form
88,961.31/133,442.19 = 32,777.07/x - Step 3: Cross multiply
88,961.31x = 133,442.19 × 32,777.07 - Step 4: Simplify right side
88,961.31x = 4,373,844,002.58 - Step 5: Solve for x
x = 4,373,844,002.58/88,961.31 - Step 6: Final answer
x = 49,165.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.