Finding the Fourth Proportional to 74,204.08, 111,157.68 and 44,605.74
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Solution
The fourth proportional to 74,204.08, 111,157.68 and 44,605.74 is: 66,819.38
Step by Step Solution
- Step 1: Write the proportion equation
74,204.08 : 111,157.68 = 44,605.74 : x - Step 2: Convert to fraction form
74,204.08/111,157.68 = 44,605.74/x - Step 3: Cross multiply
74,204.08x = 111,157.68 × 44,605.74 - Step 4: Simplify right side
74,204.08x = 4,958,270,573.08 - Step 5: Solve for x
x = 4,958,270,573.08/74,204.08 - Step 6: Final answer
x = 66,819.38
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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.