Finding the Fourth Proportional to 68,748.24, 103,107.51 and 24,376.44
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Solution
The fourth proportional to 68,748.24, 103,107.51 and 24,376.44 is: 36,559.39
Step by Step Solution
- Step 1: Write the proportion equation
68,748.24 : 103,107.51 = 24,376.44 : x - Step 2: Convert to fraction form
68,748.24/103,107.51 = 24,376.44/x - Step 3: Cross multiply
68,748.24x = 103,107.51 × 24,376.44 - Step 4: Simplify right side
68,748.24x = 2,513,394,031.06 - Step 5: Solve for x
x = 2,513,394,031.06/68,748.24 - Step 6: Final answer
x = 36,559.39
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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.