Home / 44,940.20-67,434.60-19,984.10

Finding the Fourth Proportional to 44,940.20, 67,434.60 and 19,984.10

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Solution

The fourth proportional to 44,940.20, 67,434.60 and 19,984.10 is: 29,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,940.20 : 67,434.60 = 19,984.10 : x
  2. Step 2: Convert to fraction form
    44,940.20/67,434.60 = 19,984.10/x
  3. Step 3: Cross multiply
    44,940.20x = 67,434.60 × 19,984.10
  4. Step 4: Simplify right side
    44,940.20x = 1,347,619,789.86
  5. Step 5: Solve for x
    x = 1,347,619,789.86/44,940.20
  6. Step 6: Final answer
    x = 29,986.96

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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.