Finding the Fourth Proportional to 71,825.47, 107,752.07 and 24,438.65
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Solution
The fourth proportional to 71,825.47, 107,752.07 and 24,438.65 is: 36,662.69
Step by Step Solution
- Step 1: Write the proportion equation
71,825.47 : 107,752.07 = 24,438.65 : x - Step 2: Convert to fraction form
71,825.47/107,752.07 = 24,438.65/x - Step 3: Cross multiply
71,825.47x = 107,752.07 × 24,438.65 - Step 4: Simplify right side
71,825.47x = 2,633,314,647.84 - Step 5: Solve for x
x = 2,633,314,647.84/71,825.47 - Step 6: Final answer
x = 36,662.69
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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.