Home / 39,196.20-58,794.30-38,418.60

Finding the Fourth Proportional to 39,196.20, 58,794.30 and 38,418.60

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Solution

The fourth proportional to 39,196.20, 58,794.30 and 38,418.60 is: 57,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196.20 : 58,794.30 = 38,418.60 : x
  2. Step 2: Convert to fraction form
    39,196.20/58,794.30 = 38,418.60/x
  3. Step 3: Cross multiply
    39,196.20x = 58,794.30 × 38,418.60
  4. Step 4: Simplify right side
    39,196.20x = 2,258,794,693.98
  5. Step 5: Solve for x
    x = 2,258,794,693.98/39,196.20
  6. Step 6: Final answer
    x = 57,627.90

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1.5x scale

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.