Finding the Fourth Proportional to 74,800.53, 112,163.40 and 24,863.09
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Solution
The fourth proportional to 74,800.53, 112,163.40 and 24,863.09 is: 37,282.20
Step by Step Solution
- Step 1: Write the proportion equation
74,800.53 : 112,163.40 = 24,863.09 : x - Step 2: Convert to fraction form
74,800.53/112,163.40 = 24,863.09/x - Step 3: Cross multiply
74,800.53x = 112,163.40 × 24,863.09 - Step 4: Simplify right side
74,800.53x = 2,788,728,148.09 - Step 5: Solve for x
x = 2,788,728,148.09/74,800.53 - Step 6: Final answer
x = 37,282.20
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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.