Home / 43,183.84-64,747.93-18,217.21

Finding the Fourth Proportional to 43,183.84, 64,747.93 and 18,217.21

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Solution

The fourth proportional to 43,183.84, 64,747.93 and 18,217.21 is: 27,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,183.84 : 64,747.93 = 18,217.21 : x
  2. Step 2: Convert to fraction form
    43,183.84/64,747.93 = 18,217.21/x
  3. Step 3: Cross multiply
    43,183.84x = 64,747.93 × 18,217.21
  4. Step 4: Simplify right side
    43,183.84x = 1,179,526,637.88
  5. Step 5: Solve for x
    x = 1,179,526,637.88/43,183.84
  6. Step 6: Final answer
    x = 27,314.07

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1.5x scale

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.