Home / 57,519.36-86,201.28-29,836.80

Finding the Fourth Proportional to 57,519.36, 86,201.28 and 29,836.80

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Solution

The fourth proportional to 57,519.36, 86,201.28 and 29,836.80 is: 44,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,519.36 : 86,201.28 = 29,836.80 : x
  2. Step 2: Convert to fraction form
    57,519.36/86,201.28 = 29,836.80/x
  3. Step 3: Cross multiply
    57,519.36x = 86,201.28 × 29,836.80
  4. Step 4: Simplify right side
    57,519.36x = 2,571,970,351.10
  5. Step 5: Solve for x
    x = 2,571,970,351.10/57,519.36
  6. Step 6: Final answer
    x = 44,714.86

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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.