Home / 140,023.48-209,950.38-55,796.44

Finding the Fourth Proportional to 140,023.48, 209,950.38 and 55,796.44

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Solution

The fourth proportional to 140,023.48, 209,950.38 and 55,796.44 is: 83,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,023.48 : 209,950.38 = 55,796.44 : x
  2. Step 2: Convert to fraction form
    140,023.48/209,950.38 = 55,796.44/x
  3. Step 3: Cross multiply
    140,023.48x = 209,950.38 × 55,796.44
  4. Step 4: Simplify right side
    140,023.48x = 11,714,483,780.65
  5. Step 5: Solve for x
    x = 11,714,483,780.65/140,023.48
  6. Step 6: Final answer
    x = 83,660.85

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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.