Home / 71,339.20-106,983.60-24,581.20

Finding the Fourth Proportional to 71,339.20, 106,983.60 and 24,581.20

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Solution

The fourth proportional to 71,339.20, 106,983.60 and 24,581.20 is: 36,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,339.20 : 106,983.60 = 24,581.20 : x
  2. Step 2: Convert to fraction form
    71,339.20/106,983.60 = 24,581.20/x
  3. Step 3: Cross multiply
    71,339.20x = 106,983.60 × 24,581.20
  4. Step 4: Simplify right side
    71,339.20x = 2,629,785,268.32
  5. Step 5: Solve for x
    x = 2,629,785,268.32/71,339.20
  6. Step 6: Final answer
    x = 36,863.12

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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.