Home / 360,835.06-541,372.83-120,972.68

Finding the Fourth Proportional to 360,835.06, 541,372.83 and 120,972.68

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Solution

The fourth proportional to 360,835.06, 541,372.83 and 120,972.68 is: 181,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,835.06 : 541,372.83 = 120,972.68 : x
  2. Step 2: Convert to fraction form
    360,835.06/541,372.83 = 120,972.68/x
  3. Step 3: Cross multiply
    360,835.06x = 541,372.83 × 120,972.68
  4. Step 4: Simplify right side
    360,835.06x = 65,491,322,124.28
  5. Step 5: Solve for x
    x = 65,491,322,124.28/360,835.06
  6. Step 6: Final answer
    x = 181,499.33

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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.