Home / 47,949.60-71,961.12-33,879.36

Finding the Fourth Proportional to 47,949.60, 71,961.12 and 33,879.36

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Solution

The fourth proportional to 47,949.60, 71,961.12 and 33,879.36 is: 50,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,949.60 : 71,961.12 = 33,879.36 : x
  2. Step 2: Convert to fraction form
    47,949.60/71,961.12 = 33,879.36/x
  3. Step 3: Cross multiply
    47,949.60x = 71,961.12 × 33,879.36
  4. Step 4: Simplify right side
    47,949.60x = 2,437,996,690.48
  5. Step 5: Solve for x
    x = 2,437,996,690.48/47,949.60
  6. Step 6: Final answer
    x = 50,844.98

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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.