Home / 234,590.20-324,003.52-154,375.82

Finding the Fourth Proportional to 234,590.20, 324,003.52 and 154,375.82

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Solution

The fourth proportional to 234,590.20, 324,003.52 and 154,375.82 is: 213,215.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,590.20 : 324,003.52 = 154,375.82 : x
  2. Step 2: Convert to fraction form
    234,590.20/324,003.52 = 154,375.82/x
  3. Step 3: Cross multiply
    234,590.20x = 324,003.52 × 154,375.82
  4. Step 4: Simplify right side
    234,590.20x = 50,018,310,259.19
  5. Step 5: Solve for x
    x = 50,018,310,259.19/234,590.20
  6. Step 6: Final answer
    x = 213,215.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.