Home / 48,690.58-73,037.68-13,629.32

Finding the Fourth Proportional to 48,690.58, 73,037.68 and 13,629.32

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Solution

The fourth proportional to 48,690.58, 73,037.68 and 13,629.32 is: 20,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,690.58 : 73,037.68 = 13,629.32 : x
  2. Step 2: Convert to fraction form
    48,690.58/73,037.68 = 13,629.32/x
  3. Step 3: Cross multiply
    48,690.58x = 73,037.68 × 13,629.32
  4. Step 4: Simplify right side
    48,690.58x = 995,453,912.78
  5. Step 5: Solve for x
    x = 995,453,912.78/48,690.58
  6. Step 6: Final answer
    x = 20,444.49

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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.