Home / 54,012.39-80,992.71-25,525.65

Finding the Fourth Proportional to 54,012.39, 80,992.71 and 25,525.65

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Solution

The fourth proportional to 54,012.39, 80,992.71 and 25,525.65 is: 38,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.39 : 80,992.71 = 25,525.65 : x
  2. Step 2: Convert to fraction form
    54,012.39/80,992.71 = 25,525.65/x
  3. Step 3: Cross multiply
    54,012.39x = 80,992.71 × 25,525.65
  4. Step 4: Simplify right side
    54,012.39x = 2,067,391,568.01
  5. Step 5: Solve for x
    x = 2,067,391,568.01/54,012.39
  6. Step 6: Final answer
    x = 38,276.25

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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.