Home / 57,983.85-86,976.18-15,863.04

Finding the Fourth Proportional to 57,983.85, 86,976.18 and 15,863.04

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Solution

The fourth proportional to 57,983.85, 86,976.18 and 15,863.04 is: 23,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.85 : 86,976.18 = 15,863.04 : x
  2. Step 2: Convert to fraction form
    57,983.85/86,976.18 = 15,863.04/x
  3. Step 3: Cross multiply
    57,983.85x = 86,976.18 × 15,863.04
  4. Step 4: Simplify right side
    57,983.85x = 1,379,706,622.39
  5. Step 5: Solve for x
    x = 1,379,706,622.39/57,983.85
  6. Step 6: Final answer
    x = 23,794.67

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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.