Home / 51,027.20-76,540.80-23,325.20

Finding the Fourth Proportional to 51,027.20, 76,540.80 and 23,325.20

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Solution

The fourth proportional to 51,027.20, 76,540.80 and 23,325.20 is: 34,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,027.20 : 76,540.80 = 23,325.20 : x
  2. Step 2: Convert to fraction form
    51,027.20/76,540.80 = 23,325.20/x
  3. Step 3: Cross multiply
    51,027.20x = 76,540.80 × 23,325.20
  4. Step 4: Simplify right side
    51,027.20x = 1,785,329,468.16
  5. Step 5: Solve for x
    x = 1,785,329,468.16/51,027.20
  6. Step 6: Final answer
    x = 34,987.80

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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.