Finding the Fourth Proportional to 110,593.80, 165,890.70 and 27,487.80
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Solution
The fourth proportional to 110,593.80, 165,890.70 and 27,487.80 is: 41,231.70
Step by Step Solution
- Step 1: Write the proportion equation
110,593.80 : 165,890.70 = 27,487.80 : x - Step 2: Convert to fraction form
110,593.80/165,890.70 = 27,487.80/x - Step 3: Cross multiply
110,593.80x = 165,890.70 × 27,487.80 - Step 4: Simplify right side
110,593.80x = 4,559,970,383.46 - Step 5: Solve for x
x = 4,559,970,383.46/110,593.80 - Step 6: Final answer
x = 41,231.70
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1.5x scale
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.