Home / 29,086.20-43,694.10-27,905.40

Finding the Fourth Proportional to 29,086.20, 43,694.10 and 27,905.40

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Solution

The fourth proportional to 29,086.20, 43,694.10 and 27,905.40 is: 41,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.20 : 43,694.10 = 27,905.40 : x
  2. Step 2: Convert to fraction form
    29,086.20/43,694.10 = 27,905.40/x
  3. Step 3: Cross multiply
    29,086.20x = 43,694.10 × 27,905.40
  4. Step 4: Simplify right side
    29,086.20x = 1,219,301,338.14
  5. Step 5: Solve for x
    x = 1,219,301,338.14/29,086.20
  6. Step 6: Final answer
    x = 41,920.27

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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.