Finding the Fourth Proportional to 86,892.68, 130,346.62 and 24,563.20
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Solution
The fourth proportional to 86,892.68, 130,346.62 and 24,563.20 is: 36,846.95
Step by Step Solution
- Step 1: Write the proportion equation
86,892.68 : 130,346.62 = 24,563.20 : x - Step 2: Convert to fraction form
86,892.68/130,346.62 = 24,563.20/x - Step 3: Cross multiply
86,892.68x = 130,346.62 × 24,563.20 - Step 4: Simplify right side
86,892.68x = 3,201,730,096.38 - Step 5: Solve for x
x = 3,201,730,096.38/86,892.68 - Step 6: Final answer
x = 36,846.95
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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.