Home / 67,084.40-100,626.60-20,337.26

Finding the Fourth Proportional to 67,084.40, 100,626.60 and 20,337.26

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Solution

The fourth proportional to 67,084.40, 100,626.60 and 20,337.26 is: 30,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084.40 : 100,626.60 = 20,337.26 : x
  2. Step 2: Convert to fraction form
    67,084.40/100,626.60 = 20,337.26/x
  3. Step 3: Cross multiply
    67,084.40x = 100,626.60 × 20,337.26
  4. Step 4: Simplify right side
    67,084.40x = 2,046,469,327.12
  5. Step 5: Solve for x
    x = 2,046,469,327.12/67,084.40
  6. Step 6: Final answer
    x = 30,505.89

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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.