Home / 87,064.74-120,149.24-50,767.67

Finding the Fourth Proportional to 87,064.74, 120,149.24 and 50,767.67

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Solution

The fourth proportional to 87,064.74, 120,149.24 and 50,767.67 is: 70,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,064.74 : 120,149.24 = 50,767.67 : x
  2. Step 2: Convert to fraction form
    87,064.74/120,149.24 = 50,767.67/x
  3. Step 3: Cross multiply
    87,064.74x = 120,149.24 × 50,767.67
  4. Step 4: Simplify right side
    87,064.74x = 6,099,697,013.61
  5. Step 5: Solve for x
    x = 6,099,697,013.61/87,064.74
  6. Step 6: Final answer
    x = 70,059.33

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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.