Home / 109,475.60-164,286.30-50,280.80

Finding the Fourth Proportional to 109,475.60, 164,286.30 and 50,280.80

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Solution

The fourth proportional to 109,475.60, 164,286.30 and 50,280.80 is: 75,454.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,475.60 : 164,286.30 = 50,280.80 : x
  2. Step 2: Convert to fraction form
    109,475.60/164,286.30 = 50,280.80/x
  3. Step 3: Cross multiply
    109,475.60x = 164,286.30 × 50,280.80
  4. Step 4: Simplify right side
    109,475.60x = 8,260,446,593.04
  5. Step 5: Solve for x
    x = 8,260,446,593.04/109,475.60
  6. Step 6: Final answer
    x = 75,454.68

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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.