Home / 55,029.39-82,576.89-19,964.49

Finding the Fourth Proportional to 55,029.39, 82,576.89 and 19,964.49

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Solution

The fourth proportional to 55,029.39, 82,576.89 and 19,964.49 is: 29,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.39 : 82,576.89 = 19,964.49 : x
  2. Step 2: Convert to fraction form
    55,029.39/82,576.89 = 19,964.49/x
  3. Step 3: Cross multiply
    55,029.39x = 82,576.89 × 19,964.49
  4. Step 4: Simplify right side
    55,029.39x = 1,648,605,494.64
  5. Step 5: Solve for x
    x = 1,648,605,494.64/55,029.39
  6. Step 6: Final answer
    x = 29,958.64

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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.