Finding the Fourth Proportional to 72,236.16, 108,327.27 and 24,837.84
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Solution
The fourth proportional to 72,236.16, 108,327.27 and 24,837.84 is: 37,247.49
Step by Step Solution
- Step 1: Write the proportion equation
72,236.16 : 108,327.27 = 24,837.84 : x - Step 2: Convert to fraction form
72,236.16/108,327.27 = 24,837.84/x - Step 3: Cross multiply
72,236.16x = 108,327.27 × 24,837.84 - Step 4: Simplify right side
72,236.16x = 2,690,615,399.90 - Step 5: Solve for x
x = 2,690,615,399.90/72,236.16 - Step 6: Final answer
x = 37,247.49
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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.