Home / 67,358.15-100,982.43-25,214.63

Finding the Fourth Proportional to 67,358.15, 100,982.43 and 25,214.63

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Solution

The fourth proportional to 67,358.15, 100,982.43 and 25,214.63 is: 37,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,358.15 : 100,982.43 = 25,214.63 : x
  2. Step 2: Convert to fraction form
    67,358.15/100,982.43 = 25,214.63/x
  3. Step 3: Cross multiply
    67,358.15x = 100,982.43 × 25,214.63
  4. Step 4: Simplify right side
    67,358.15x = 2,546,234,104.04
  5. Step 5: Solve for x
    x = 2,546,234,104.04/67,358.15
  6. Step 6: Final answer
    x = 37,801.43

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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.