Finding the Fourth Proportional to 74,650.13, 111,990.99 and 24,727.40
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Solution
The fourth proportional to 74,650.13, 111,990.99 and 24,727.40 is: 37,096.33
Step by Step Solution
- Step 1: Write the proportion equation
74,650.13 : 111,990.99 = 24,727.40 : x - Step 2: Convert to fraction form
74,650.13/111,990.99 = 24,727.40/x - Step 3: Cross multiply
74,650.13x = 111,990.99 × 24,727.40 - Step 4: Simplify right side
74,650.13x = 2,769,246,006.13 - Step 5: Solve for x
x = 2,769,246,006.13/74,650.13 - Step 6: Final answer
x = 37,096.33
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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.