Home / 234,591.20-324,004.90-154,376.82

Finding the Fourth Proportional to 234,591.20, 324,004.90 and 154,376.82

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Solution

The fourth proportional to 234,591.20, 324,004.90 and 154,376.82 is: 213,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,591.20 : 324,004.90 = 154,376.82 : x
  2. Step 2: Convert to fraction form
    234,591.20/324,004.90 = 154,376.82/x
  3. Step 3: Cross multiply
    234,591.20x = 324,004.90 × 154,376.82
  4. Step 4: Simplify right side
    234,591.20x = 50,018,846,126.42
  5. Step 5: Solve for x
    x = 50,018,846,126.42/234,591.20
  6. Step 6: Final answer
    x = 213,217.06

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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.