Home / 49,037.28-73,558.72-13,979.68

Finding the Fourth Proportional to 49,037.28, 73,558.72 and 13,979.68

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Solution

The fourth proportional to 49,037.28, 73,558.72 and 13,979.68 is: 20,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,037.28 : 73,558.72 = 13,979.68 : x
  2. Step 2: Convert to fraction form
    49,037.28/73,558.72 = 13,979.68/x
  3. Step 3: Cross multiply
    49,037.28x = 73,558.72 × 13,979.68
  4. Step 4: Simplify right side
    49,037.28x = 1,028,327,366.81
  5. Step 5: Solve for x
    x = 1,028,327,366.81/49,037.28
  6. Step 6: Final answer
    x = 20,970.32

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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.