Finding the Fourth Proportional to 110,523.70, 165,785.55 and 27,417.70
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Solution
The fourth proportional to 110,523.70, 165,785.55 and 27,417.70 is: 41,126.55
Step by Step Solution
- Step 1: Write the proportion equation
110,523.70 : 165,785.55 = 27,417.70 : x - Step 2: Convert to fraction form
110,523.70/165,785.55 = 27,417.70/x - Step 3: Cross multiply
110,523.70x = 165,785.55 × 27,417.70 - Step 4: Simplify right side
110,523.70x = 4,545,458,474.24 - Step 5: Solve for x
x = 4,545,458,474.24/110,523.70 - Step 6: Final answer
x = 41,126.55
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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.