Home / 43,687.20-65,518.12-17,027.25

Finding the Fourth Proportional to 43,687.20, 65,518.12 and 17,027.25

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Solution

The fourth proportional to 43,687.20, 65,518.12 and 17,027.25 is: 25,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,687.20 : 65,518.12 = 17,027.25 : x
  2. Step 2: Convert to fraction form
    43,687.20/65,518.12 = 17,027.25/x
  3. Step 3: Cross multiply
    43,687.20x = 65,518.12 × 17,027.25
  4. Step 4: Simplify right side
    43,687.20x = 1,115,593,408.77
  5. Step 5: Solve for x
    x = 1,115,593,408.77/43,687.20
  6. Step 6: Final answer
    x = 25,535.93

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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.