Home / 43,823.39-65,764.20-16,121.39

Finding the Fourth Proportional to 43,823.39, 65,764.20 and 16,121.39

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Solution

The fourth proportional to 43,823.39, 65,764.20 and 16,121.39 is: 24,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,823.39 : 65,764.20 = 16,121.39 : x
  2. Step 2: Convert to fraction form
    43,823.39/65,764.20 = 16,121.39/x
  3. Step 3: Cross multiply
    43,823.39x = 65,764.20 × 16,121.39
  4. Step 4: Simplify right side
    43,823.39x = 1,060,209,987.42
  5. Step 5: Solve for x
    x = 1,060,209,987.42/43,823.39
  6. Step 6: Final answer
    x = 24,192.79

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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.