Finding the Fourth Proportional to 178,418.24, 267,672.36 and 125,930.24
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Solution
The fourth proportional to 178,418.24, 267,672.36 and 125,930.24 is: 188,927.12
Step by Step Solution
- Step 1: Write the proportion equation
178,418.24 : 267,672.36 = 125,930.24 : x - Step 2: Convert to fraction form
178,418.24/267,672.36 = 125,930.24/x - Step 3: Cross multiply
178,418.24x = 267,672.36 × 125,930.24 - Step 4: Simplify right side
178,418.24x = 33,708,044,536.17 - Step 5: Solve for x
x = 33,708,044,536.17/178,418.24 - Step 6: Final answer
x = 188,927.12
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1.5x scale
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.