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Finding the Fourth Proportional to 24,608.38, 36,917.95 and 7,970.09

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Solution

The fourth proportional to 24,608.38, 36,917.95 and 7,970.09 is: 11,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,608.38 : 36,917.95 = 7,970.09 : x
  2. Step 2: Convert to fraction form
    24,608.38/36,917.95 = 7,970.09/x
  3. Step 3: Cross multiply
    24,608.38x = 36,917.95 × 7,970.09
  4. Step 4: Simplify right side
    24,608.38x = 294,239,251.97
  5. Step 5: Solve for x
    x = 294,239,251.97/24,608.38
  6. Step 6: Final answer
    x = 11,956.87

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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.