Home / 39,157.87-54,037.94-23,245.51

Finding the Fourth Proportional to 39,157.87, 54,037.94 and 23,245.51

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Solution

The fourth proportional to 39,157.87, 54,037.94 and 23,245.51 is: 32,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157.87 : 54,037.94 = 23,245.51 : x
  2. Step 2: Convert to fraction form
    39,157.87/54,037.94 = 23,245.51/x
  3. Step 3: Cross multiply
    39,157.87x = 54,037.94 × 23,245.51
  4. Step 4: Simplify right side
    39,157.87x = 1,256,139,474.65
  5. Step 5: Solve for x
    x = 1,256,139,474.65/39,157.87
  6. Step 6: Final answer
    x = 32,078.85

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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.