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Finding the Fourth Proportional to 79,834.82, 119,752.22 and 32,475.69

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Solution

The fourth proportional to 79,834.82, 119,752.22 and 32,475.69 is: 48,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,834.82 : 119,752.22 = 32,475.69 : x
  2. Step 2: Convert to fraction form
    79,834.82/119,752.22 = 32,475.69/x
  3. Step 3: Cross multiply
    79,834.82x = 119,752.22 × 32,475.69
  4. Step 4: Simplify right side
    79,834.82x = 3,889,036,054.72
  5. Step 5: Solve for x
    x = 3,889,036,054.72/79,834.82
  6. Step 6: Final answer
    x = 48,713.54

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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.