Finding the Fourth Proportional to 134,589.53, 201,822.79 and 50,287.87
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Solution
The fourth proportional to 134,589.53, 201,822.79 and 50,287.87 is: 75,408.82
Step by Step Solution
- Step 1: Write the proportion equation
134,589.53 : 201,822.79 = 50,287.87 : x - Step 2: Convert to fraction form
134,589.53/201,822.79 = 50,287.87/x - Step 3: Cross multiply
134,589.53x = 201,822.79 × 50,287.87 - Step 4: Simplify right side
134,589.53x = 10,149,238,447.41 - Step 5: Solve for x
x = 10,149,238,447.41/134,589.53 - Step 6: Final answer
x = 75,408.82
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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.