Finding the Fourth Proportional to 68,795.80, 103,203.94 and 24,418.84
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Solution
The fourth proportional to 68,795.80, 103,203.94 and 24,418.84 is: 36,631.89
Step by Step Solution
- Step 1: Write the proportion equation
68,795.80 : 103,203.94 = 24,418.84 : x - Step 2: Convert to fraction form
68,795.80/103,203.94 = 24,418.84/x - Step 3: Cross multiply
68,795.80x = 103,203.94 × 24,418.84 - Step 4: Simplify right side
68,795.80x = 2,520,120,498.23 - Step 5: Solve for x
x = 2,520,120,498.23/68,795.80 - Step 6: Final answer
x = 36,631.89
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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.