Home / 57,794.18-86,694.27-18,354.38

Finding the Fourth Proportional to 57,794.18, 86,694.27 and 18,354.38

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Solution

The fourth proportional to 57,794.18, 86,694.27 and 18,354.38 is: 27,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,794.18 : 86,694.27 = 18,354.38 : x
  2. Step 2: Convert to fraction form
    57,794.18/86,694.27 = 18,354.38/x
  3. Step 3: Cross multiply
    57,794.18x = 86,694.27 × 18,354.38
  4. Step 4: Simplify right side
    57,794.18x = 1,591,219,575.40
  5. Step 5: Solve for x
    x = 1,591,219,575.40/57,794.18
  6. Step 6: Final answer
    x = 27,532.52

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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.