Home / 63,667.92-87,865.53-36,819.77

Finding the Fourth Proportional to 63,667.92, 87,865.53 and 36,819.77

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Solution

The fourth proportional to 63,667.92, 87,865.53 and 36,819.77 is: 50,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,667.92 : 87,865.53 = 36,819.77 : x
  2. Step 2: Convert to fraction form
    63,667.92/87,865.53 = 36,819.77/x
  3. Step 3: Cross multiply
    63,667.92x = 87,865.53 × 36,819.77
  4. Step 4: Simplify right side
    63,667.92x = 3,235,188,028.13
  5. Step 5: Solve for x
    x = 3,235,188,028.13/63,667.92
  6. Step 6: Final answer
    x = 50,813.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.