Home / 49,143.46-73,671.54-19,150.75

Finding the Fourth Proportional to 49,143.46, 73,671.54 and 19,150.75

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Solution

The fourth proportional to 49,143.46, 73,671.54 and 19,150.75 is: 28,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.46 : 73,671.54 = 19,150.75 : x
  2. Step 2: Convert to fraction form
    49,143.46/73,671.54 = 19,150.75/x
  3. Step 3: Cross multiply
    49,143.46x = 73,671.54 × 19,150.75
  4. Step 4: Simplify right side
    49,143.46x = 1,410,864,876.30
  5. Step 5: Solve for x
    x = 1,410,864,876.30/49,143.46
  6. Step 6: Final answer
    x = 28,709.11

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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.