Home / 110,819.85-166,246.12-40,693.69

Finding the Fourth Proportional to 110,819.85, 166,246.12 and 40,693.69

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Solution

The fourth proportional to 110,819.85, 166,246.12 and 40,693.69 is: 61,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,819.85 : 166,246.12 = 40,693.69 : x
  2. Step 2: Convert to fraction form
    110,819.85/166,246.12 = 40,693.69/x
  3. Step 3: Cross multiply
    110,819.85x = 166,246.12 × 40,693.69
  4. Step 4: Simplify right side
    110,819.85x = 6,765,168,329.66
  5. Step 5: Solve for x
    x = 6,765,168,329.66/110,819.85
  6. Step 6: Final answer
    x = 61,046.54

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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.