Finding the Fourth Proportional to 226,890.48, 340,338.12 and 93,678.96
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Solution
The fourth proportional to 226,890.48, 340,338.12 and 93,678.96 is: 140,519.43
Step by Step Solution
- Step 1: Write the proportion equation
226,890.48 : 340,338.12 = 93,678.96 : x - Step 2: Convert to fraction form
226,890.48/340,338.12 = 93,678.96/x - Step 3: Cross multiply
226,890.48x = 340,338.12 × 93,678.96 - Step 4: Simplify right side
226,890.48x = 31,882,521,129.96 - Step 5: Solve for x
x = 31,882,521,129.96/226,890.48 - Step 6: Final answer
x = 140,519.43
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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.