Home / 82,358.70-123,558.30-23,193.60

Finding the Fourth Proportional to 82,358.70, 123,558.30 and 23,193.60

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Solution

The fourth proportional to 82,358.70, 123,558.30 and 23,193.60 is: 34,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,358.70 : 123,558.30 = 23,193.60 : x
  2. Step 2: Convert to fraction form
    82,358.70/123,558.30 = 23,193.60/x
  3. Step 3: Cross multiply
    82,358.70x = 123,558.30 × 23,193.60
  4. Step 4: Simplify right side
    82,358.70x = 2,865,761,786.88
  5. Step 5: Solve for x
    x = 2,865,761,786.88/82,358.70
  6. Step 6: Final answer
    x = 34,796.10

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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.