Home / 43,987.25-65,984.52-14,404.43

Finding the Fourth Proportional to 43,987.25, 65,984.52 and 14,404.43

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Solution

The fourth proportional to 43,987.25, 65,984.52 and 14,404.43 is: 21,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.25 : 65,984.52 = 14,404.43 : x
  2. Step 2: Convert to fraction form
    43,987.25/65,984.52 = 14,404.43/x
  3. Step 3: Cross multiply
    43,987.25x = 65,984.52 × 14,404.43
  4. Step 4: Simplify right side
    43,987.25x = 950,469,618.40
  5. Step 5: Solve for x
    x = 950,469,618.40/43,987.25
  6. Step 6: Final answer
    x = 21,607.84

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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.