Home / 34,231.20-51,308.40-17,584.80

Finding the Fourth Proportional to 34,231.20, 51,308.40 and 17,584.80

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Solution

The fourth proportional to 34,231.20, 51,308.40 and 17,584.80 is: 26,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231.20 : 51,308.40 = 17,584.80 : x
  2. Step 2: Convert to fraction form
    34,231.20/51,308.40 = 17,584.80/x
  3. Step 3: Cross multiply
    34,231.20x = 51,308.40 × 17,584.80
  4. Step 4: Simplify right side
    34,231.20x = 902,247,952.32
  5. Step 5: Solve for x
    x = 902,247,952.32/34,231.20
  6. Step 6: Final answer
    x = 26,357.47

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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.