Home / 109,480.60-164,219.92-34,600.76

Finding the Fourth Proportional to 109,480.60, 164,219.92 and 34,600.76

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Solution

The fourth proportional to 109,480.60, 164,219.92 and 34,600.76 is: 51,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,480.60 : 164,219.92 = 34,600.76 : x
  2. Step 2: Convert to fraction form
    109,480.60/164,219.92 = 34,600.76/x
  3. Step 3: Cross multiply
    109,480.60x = 164,219.92 × 34,600.76
  4. Step 4: Simplify right side
    109,480.60x = 5,682,134,039.14
  5. Step 5: Solve for x
    x = 5,682,134,039.14/109,480.60
  6. Step 6: Final answer
    x = 51,900.83

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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.