Home / 43,935.03-65,819.88-21,722.40

Finding the Fourth Proportional to 43,935.03, 65,819.88 and 21,722.40

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Solution

The fourth proportional to 43,935.03, 65,819.88 and 21,722.40 is: 32,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,935.03 : 65,819.88 = 21,722.40 : x
  2. Step 2: Convert to fraction form
    43,935.03/65,819.88 = 21,722.40/x
  3. Step 3: Cross multiply
    43,935.03x = 65,819.88 × 21,722.40
  4. Step 4: Simplify right side
    43,935.03x = 1,429,765,761.31
  5. Step 5: Solve for x
    x = 1,429,765,761.31/43,935.03
  6. Step 6: Final answer
    x = 32,542.73

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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.