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Finding the Fourth Proportional to 36,846.41, 50,848.02 and 20,930.87

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Solution

The fourth proportional to 36,846.41, 50,848.02 and 20,930.87 is: 28,884.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,846.41 : 50,848.02 = 20,930.87 : x
  2. Step 2: Convert to fraction form
    36,846.41/50,848.02 = 20,930.87/x
  3. Step 3: Cross multiply
    36,846.41x = 50,848.02 × 20,930.87
  4. Step 4: Simplify right side
    36,846.41x = 1,064,293,296.38
  5. Step 5: Solve for x
    x = 1,064,293,296.38/36,846.41
  6. Step 6: Final answer
    x = 28,884.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.