Home / 43,029.05-64,568.83-18,067.18

Finding the Fourth Proportional to 43,029.05, 64,568.83 and 18,067.18

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Solution

The fourth proportional to 43,029.05, 64,568.83 and 18,067.18 is: 27,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,029.05 : 64,568.83 = 18,067.18 : x
  2. Step 2: Convert to fraction form
    43,029.05/64,568.83 = 18,067.18/x
  3. Step 3: Cross multiply
    43,029.05x = 64,568.83 × 18,067.18
  4. Step 4: Simplify right side
    43,029.05x = 1,166,576,373.74
  5. Step 5: Solve for x
    x = 1,166,576,373.74/43,029.05
  6. Step 6: Final answer
    x = 27,111.37

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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.