Home / 79,512.92-119,195.20-26,885.60

Finding the Fourth Proportional to 79,512.92, 119,195.20 and 26,885.60

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Solution

The fourth proportional to 79,512.92, 119,195.20 and 26,885.60 is: 40,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,512.92 : 119,195.20 = 26,885.60 : x
  2. Step 2: Convert to fraction form
    79,512.92/119,195.20 = 26,885.60/x
  3. Step 3: Cross multiply
    79,512.92x = 119,195.20 × 26,885.60
  4. Step 4: Simplify right side
    79,512.92x = 3,204,634,469.12
  5. Step 5: Solve for x
    x = 3,204,634,469.12/79,512.92
  6. Step 6: Final answer
    x = 40,303.32

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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.