Finding the Fourth Proportional to 73,750.10, 110,668.35 and 27,007.70
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Solution
The fourth proportional to 73,750.10, 110,668.35 and 27,007.70 is: 40,527.37
Step by Step Solution
- Step 1: Write the proportion equation
73,750.10 : 110,668.35 = 27,007.70 : x - Step 2: Convert to fraction form
73,750.10/110,668.35 = 27,007.70/x - Step 3: Cross multiply
73,750.10x = 110,668.35 × 27,007.70 - Step 4: Simplify right side
73,750.10x = 2,988,897,596.30 - Step 5: Solve for x
x = 2,988,897,596.30/73,750.10 - Step 6: Final answer
x = 40,527.37
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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.