Home / 39,147.14-54,037.06-23,231.58

Finding the Fourth Proportional to 39,147.14, 54,037.06 and 23,231.58

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Solution

The fourth proportional to 39,147.14, 54,037.06 and 23,231.58 is: 32,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,147.14 : 54,037.06 = 23,231.58 : x
  2. Step 2: Convert to fraction form
    39,147.14/54,037.06 = 23,231.58/x
  3. Step 3: Cross multiply
    39,147.14x = 54,037.06 × 23,231.58
  4. Step 4: Simplify right side
    39,147.14x = 1,255,366,282.35
  5. Step 5: Solve for x
    x = 1,255,366,282.35/39,147.14
  6. Step 6: Final answer
    x = 32,067.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.