Home / 54,789.76-82,215.96-23,197.60

Finding the Fourth Proportional to 54,789.76, 82,215.96 and 23,197.60

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Solution

The fourth proportional to 54,789.76, 82,215.96 and 23,197.60 is: 34,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789.76 : 82,215.96 = 23,197.60 : x
  2. Step 2: Convert to fraction form
    54,789.76/82,215.96 = 23,197.60/x
  3. Step 3: Cross multiply
    54,789.76x = 82,215.96 × 23,197.60
  4. Step 4: Simplify right side
    54,789.76x = 1,907,212,953.70
  5. Step 5: Solve for x
    x = 1,907,212,953.70/54,789.76
  6. Step 6: Final answer
    x = 34,809.66

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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.