Finding the Fourth Proportional to 110,529.70, 165,794.55 and 27,423.70
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Solution
The fourth proportional to 110,529.70, 165,794.55 and 27,423.70 is: 41,135.55
Step by Step Solution
- Step 1: Write the proportion equation
110,529.70 : 165,794.55 = 27,423.70 : x - Step 2: Convert to fraction form
110,529.70/165,794.55 = 27,423.70/x - Step 3: Cross multiply
110,529.70x = 165,794.55 × 27,423.70 - Step 4: Simplify right side
110,529.70x = 4,546,700,000.84 - Step 5: Solve for x
x = 4,546,700,000.84/110,529.70 - Step 6: Final answer
x = 41,135.55
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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.