Finding the Fourth Proportional to 178,572.27, 267,871.37 and 53,922.99
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Solution
The fourth proportional to 178,572.27, 267,871.37 and 53,922.99 is: 80,888.40
Step by Step Solution
- Step 1: Write the proportion equation
178,572.27 : 267,871.37 = 53,922.99 : x - Step 2: Convert to fraction form
178,572.27/267,871.37 = 53,922.99/x - Step 3: Cross multiply
178,572.27x = 267,871.37 × 53,922.99 - Step 4: Simplify right side
178,572.27x = 14,444,424,936.18 - Step 5: Solve for x
x = 14,444,424,936.18/178,572.27 - Step 6: Final answer
x = 80,888.40
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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.