Home / 38,206.83-57,300.39-11,898.03

Finding the Fourth Proportional to 38,206.83, 57,300.39 and 11,898.03

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Solution

The fourth proportional to 38,206.83, 57,300.39 and 11,898.03 is: 17,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,206.83 : 57,300.39 = 11,898.03 : x
  2. Step 2: Convert to fraction form
    38,206.83/57,300.39 = 11,898.03/x
  3. Step 3: Cross multiply
    38,206.83x = 57,300.39 × 11,898.03
  4. Step 4: Simplify right side
    38,206.83x = 681,761,759.23
  5. Step 5: Solve for x
    x = 681,761,759.23/38,206.83
  6. Step 6: Final answer
    x = 17,843.98

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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.