Home / 104,123.58-156,185.33-34,002.90

Finding the Fourth Proportional to 104,123.58, 156,185.33 and 34,002.90

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Solution

The fourth proportional to 104,123.58, 156,185.33 and 34,002.90 is: 51,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,123.58 : 156,185.33 = 34,002.90 : x
  2. Step 2: Convert to fraction form
    104,123.58/156,185.33 = 34,002.90/x
  3. Step 3: Cross multiply
    104,123.58x = 156,185.33 × 34,002.90
  4. Step 4: Simplify right side
    104,123.58x = 5,310,753,987.44
  5. Step 5: Solve for x
    x = 5,310,753,987.44/104,123.58
  6. Step 6: Final answer
    x = 51,004.34

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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.