Home / 154,496.20-231,917.10-119,590.60

Finding the Fourth Proportional to 154,496.20, 231,917.10 and 119,590.60

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Solution

The fourth proportional to 154,496.20, 231,917.10 and 119,590.60 is: 179,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,496.20 : 231,917.10 = 119,590.60 : x
  2. Step 2: Convert to fraction form
    154,496.20/231,917.10 = 119,590.60/x
  3. Step 3: Cross multiply
    154,496.20x = 231,917.10 × 119,590.60
  4. Step 4: Simplify right side
    154,496.20x = 27,735,105,139.26
  5. Step 5: Solve for x
    x = 27,735,105,139.26/154,496.20
  6. Step 6: Final answer
    x = 179,519.66

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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.