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Finding the Fourth Proportional to 44,959.78, 67,453.05 and 19,996.39

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Solution

The fourth proportional to 44,959.78, 67,453.05 and 19,996.39 is: 30,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,959.78 : 67,453.05 = 19,996.39 : x
  2. Step 2: Convert to fraction form
    44,959.78/67,453.05 = 19,996.39/x
  3. Step 3: Cross multiply
    44,959.78x = 67,453.05 × 19,996.39
  4. Step 4: Simplify right side
    44,959.78x = 1,348,817,494.49
  5. Step 5: Solve for x
    x = 1,348,817,494.49/44,959.78
  6. Step 6: Final answer
    x = 30,000.54

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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.