Finding the Fourth Proportional to 69,173.74, 103,853.90 and 44,262.42
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Solution
The fourth proportional to 69,173.74, 103,853.90 and 44,262.42 is: 66,453.32
Step by Step Solution
- Step 1: Write the proportion equation
69,173.74 : 103,853.90 = 44,262.42 : x - Step 2: Convert to fraction form
69,173.74/103,853.90 = 44,262.42/x - Step 3: Cross multiply
69,173.74x = 103,853.90 × 44,262.42 - Step 4: Simplify right side
69,173.74x = 4,596,824,940.44 - Step 5: Solve for x
x = 4,596,824,940.44/69,173.74 - Step 6: Final answer
x = 66,453.32
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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.