Finding the Fourth Proportional to 178,177.14, 267,077.97 and 65,785.41
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Solution
The fourth proportional to 178,177.14, 267,077.97 and 65,785.41 is: 98,608.80
Step by Step Solution
- Step 1: Write the proportion equation
178,177.14 : 267,077.97 = 65,785.41 : x - Step 2: Convert to fraction form
178,177.14/267,077.97 = 65,785.41/x - Step 3: Cross multiply
178,177.14x = 267,077.97 × 65,785.41 - Step 4: Simplify right side
178,177.14x = 17,569,833,758.42 - Step 5: Solve for x
x = 17,569,833,758.42/178,177.14 - Step 6: Final answer
x = 98,608.80
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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.