Finding the Fourth Proportional to 134,651.68, 201,982.66 and 50,402.98
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Solution
The fourth proportional to 134,651.68, 201,982.66 and 50,402.98 is: 75,606.39
Step by Step Solution
- Step 1: Write the proportion equation
134,651.68 : 201,982.66 = 50,402.98 : x - Step 2: Convert to fraction form
134,651.68/201,982.66 = 50,402.98/x - Step 3: Cross multiply
134,651.68x = 201,982.66 × 50,402.98 - Step 4: Simplify right side
134,651.68x = 10,180,527,972.33 - Step 5: Solve for x
x = 10,180,527,972.33/134,651.68 - Step 6: Final answer
x = 75,606.39
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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.