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Finding the Fourth Proportional to 38,797.20, 58,201.20 and 16,610.40

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Solution

The fourth proportional to 38,797.20, 58,201.20 and 16,610.40 is: 24,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,797.20 : 58,201.20 = 16,610.40 : x
  2. Step 2: Convert to fraction form
    38,797.20/58,201.20 = 16,610.40/x
  3. Step 3: Cross multiply
    38,797.20x = 58,201.20 × 16,610.40
  4. Step 4: Simplify right side
    38,797.20x = 966,745,212.48
  5. Step 5: Solve for x
    x = 966,745,212.48/38,797.20
  6. Step 6: Final answer
    x = 24,917.91

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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.