Home / 55,425.44-83,150.46-15,979.48

Finding the Fourth Proportional to 55,425.44, 83,150.46 and 15,979.48

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Solution

The fourth proportional to 55,425.44, 83,150.46 and 15,979.48 is: 23,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,425.44 : 83,150.46 = 15,979.48 : x
  2. Step 2: Convert to fraction form
    55,425.44/83,150.46 = 15,979.48/x
  3. Step 3: Cross multiply
    55,425.44x = 83,150.46 × 15,979.48
  4. Step 4: Simplify right side
    55,425.44x = 1,328,700,904.68
  5. Step 5: Solve for x
    x = 1,328,700,904.68/55,425.44
  6. Step 6: Final answer
    x = 23,972.76

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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.