Finding the Fourth Proportional to 68,657.38, 102,986.41 and 24,284.17
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Solution
The fourth proportional to 68,657.38, 102,986.41 and 24,284.17 is: 36,426.38
Step by Step Solution
- Step 1: Write the proportion equation
68,657.38 : 102,986.41 = 24,284.17 : x - Step 2: Convert to fraction form
68,657.38/102,986.41 = 24,284.17/x - Step 3: Cross multiply
68,657.38x = 102,986.41 × 24,284.17 - Step 4: Simplify right side
68,657.38x = 2,500,939,488.13 - Step 5: Solve for x
x = 2,500,939,488.13/68,657.38 - Step 6: Final answer
x = 36,426.38
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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.