Finding the Fourth Proportional to 110,408.40, 165,612.60 and 27,302.40
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Solution
The fourth proportional to 110,408.40, 165,612.60 and 27,302.40 is: 40,953.60
Step by Step Solution
- Step 1: Write the proportion equation
110,408.40 : 165,612.60 = 27,302.40 : x - Step 2: Convert to fraction form
110,408.40/165,612.60 = 27,302.40/x - Step 3: Cross multiply
110,408.40x = 165,612.60 × 27,302.40 - Step 4: Simplify right side
110,408.40x = 4,521,621,450.24 - Step 5: Solve for x
x = 4,521,621,450.24/110,408.40 - Step 6: Final answer
x = 40,953.60
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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.