Home / 43,819.56-65,730.90-17,164.68

Finding the Fourth Proportional to 43,819.56, 65,730.90 and 17,164.68

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Solution

The fourth proportional to 43,819.56, 65,730.90 and 17,164.68 is: 25,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.56 : 65,730.90 = 17,164.68 : x
  2. Step 2: Convert to fraction form
    43,819.56/65,730.90 = 17,164.68/x
  3. Step 3: Cross multiply
    43,819.56x = 65,730.90 × 17,164.68
  4. Step 4: Simplify right side
    43,819.56x = 1,128,249,864.61
  5. Step 5: Solve for x
    x = 1,128,249,864.61/43,819.56
  6. Step 6: Final answer
    x = 25,747.63

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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.