Home / 51,023.65-76,535.37-13,583.73

Finding the Fourth Proportional to 51,023.65, 76,535.37 and 13,583.73

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Solution

The fourth proportional to 51,023.65, 76,535.37 and 13,583.73 is: 20,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.65 : 76,535.37 = 13,583.73 : x
  2. Step 2: Convert to fraction form
    51,023.65/76,535.37 = 13,583.73/x
  3. Step 3: Cross multiply
    51,023.65x = 76,535.37 × 13,583.73
  4. Step 4: Simplify right side
    51,023.65x = 1,039,635,514.52
  5. Step 5: Solve for x
    x = 1,039,635,514.52/51,023.65
  6. Step 6: Final answer
    x = 20,375.56

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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.