Home / 38,179.37-57,239.33-18,178.57

Finding the Fourth Proportional to 38,179.37, 57,239.33 and 18,178.57

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Solution

The fourth proportional to 38,179.37, 57,239.33 and 18,178.57 is: 27,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179.37 : 57,239.33 = 18,178.57 : x
  2. Step 2: Convert to fraction form
    38,179.37/57,239.33 = 18,178.57/x
  3. Step 3: Cross multiply
    38,179.37x = 57,239.33 × 18,178.57
  4. Step 4: Simplify right side
    38,179.37x = 1,040,529,076.27
  5. Step 5: Solve for x
    x = 1,040,529,076.27/38,179.37
  6. Step 6: Final answer
    x = 27,253.70

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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.