Home / 87,949.22-131,815.44-50,030.28

Finding the Fourth Proportional to 87,949.22, 131,815.44 and 50,030.28

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Solution

The fourth proportional to 87,949.22, 131,815.44 and 50,030.28 is: 74,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,949.22 : 131,815.44 = 50,030.28 : x
  2. Step 2: Convert to fraction form
    87,949.22/131,815.44 = 50,030.28/x
  3. Step 3: Cross multiply
    87,949.22x = 131,815.44 × 50,030.28
  4. Step 4: Simplify right side
    87,949.22x = 6,594,763,371.52
  5. Step 5: Solve for x
    x = 6,594,763,371.52/87,949.22
  6. Step 6: Final answer
    x = 74,983.77

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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.