Home / 67,768.38-101,666.16-23,396.76

Finding the Fourth Proportional to 67,768.38, 101,666.16 and 23,396.76

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Solution

The fourth proportional to 67,768.38, 101,666.16 and 23,396.76 is: 35,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,768.38 : 101,666.16 = 23,396.76 : x
  2. Step 2: Convert to fraction form
    67,768.38/101,666.16 = 23,396.76/x
  3. Step 3: Cross multiply
    67,768.38x = 101,666.16 × 23,396.76
  4. Step 4: Simplify right side
    67,768.38x = 2,378,658,745.64
  5. Step 5: Solve for x
    x = 2,378,658,745.64/67,768.38
  6. Step 6: Final answer
    x = 35,099.83

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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.