Home / 43,763.24-65,639.39-12,175.67

Finding the Fourth Proportional to 43,763.24, 65,639.39 and 12,175.67

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Solution

The fourth proportional to 43,763.24, 65,639.39 and 12,175.67 is: 18,261.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,763.24 : 65,639.39 = 12,175.67 : x
  2. Step 2: Convert to fraction form
    43,763.24/65,639.39 = 12,175.67/x
  3. Step 3: Cross multiply
    43,763.24x = 65,639.39 × 12,175.67
  4. Step 4: Simplify right side
    43,763.24x = 799,203,162.57
  5. Step 5: Solve for x
    x = 799,203,162.57/43,763.24
  6. Step 6: Final answer
    x = 18,261.98

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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.