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Finding the Fourth Proportional to 95,956.80, 143,930.64 and 33,622.56

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Solution

The fourth proportional to 95,956.80, 143,930.64 and 33,622.56 is: 50,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,956.80 : 143,930.64 = 33,622.56 : x
  2. Step 2: Convert to fraction form
    95,956.80/143,930.64 = 33,622.56/x
  3. Step 3: Cross multiply
    95,956.80x = 143,930.64 × 33,622.56
  4. Step 4: Simplify right side
    95,956.80x = 4,839,316,579.24
  5. Step 5: Solve for x
    x = 4,839,316,579.24/95,956.80
  6. Step 6: Final answer
    x = 50,432.24

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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.