Finding the Fourth Proportional to 110,624.44, 165,781.14 and 48,163.72
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Solution
The fourth proportional to 110,624.44, 165,781.14 and 48,163.72 is: 72,177.87
Step by Step Solution
- Step 1: Write the proportion equation
110,624.44 : 165,781.14 = 48,163.72 : x - Step 2: Convert to fraction form
110,624.44/165,781.14 = 48,163.72/x - Step 3: Cross multiply
110,624.44x = 165,781.14 × 48,163.72 - Step 4: Simplify right side
110,624.44x = 7,984,636,408.24 - Step 5: Solve for x
x = 7,984,636,408.24/110,624.44 - Step 6: Final answer
x = 72,177.87
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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.