Home / 47,972.58-71,958.86-25,796.40

Finding the Fourth Proportional to 47,972.58, 71,958.86 and 25,796.40

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Solution

The fourth proportional to 47,972.58, 71,958.86 and 25,796.40 is: 38,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,972.58 : 71,958.86 = 25,796.40 : x
  2. Step 2: Convert to fraction form
    47,972.58/71,958.86 = 25,796.40/x
  3. Step 3: Cross multiply
    47,972.58x = 71,958.86 × 25,796.40
  4. Step 4: Simplify right side
    47,972.58x = 1,856,279,536.10
  5. Step 5: Solve for x
    x = 1,856,279,536.10/47,972.58
  6. Step 6: Final answer
    x = 38,694.59

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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.