Finding the Fourth Proportional to 87,270.12, 130,902.57 and 24,094.09
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Solution
The fourth proportional to 87,270.12, 130,902.57 and 24,094.09 is: 36,140.42
Step by Step Solution
- Step 1: Write the proportion equation
87,270.12 : 130,902.57 = 24,094.09 : x - Step 2: Convert to fraction form
87,270.12/130,902.57 = 24,094.09/x - Step 3: Cross multiply
87,270.12x = 130,902.57 × 24,094.09 - Step 4: Simplify right side
87,270.12x = 3,153,978,466.44 - Step 5: Solve for x
x = 3,153,978,466.44/87,270.12 - Step 6: Final answer
x = 36,140.42
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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.