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Finding the Fourth Proportional to 153,601.41, 230,367.54 and 55,105.41

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Solution

The fourth proportional to 153,601.41, 230,367.54 and 55,105.41 is: 82,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,601.41 : 230,367.54 = 55,105.41 : x
  2. Step 2: Convert to fraction form
    153,601.41/230,367.54 = 55,105.41/x
  3. Step 3: Cross multiply
    153,601.41x = 230,367.54 × 55,105.41
  4. Step 4: Simplify right side
    153,601.41x = 12,694,497,742.39
  5. Step 5: Solve for x
    x = 12,694,497,742.39/153,601.41
  6. Step 6: Final answer
    x = 82,645.71

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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.