Home / 49,107.13-73,660.69-12,171.13

Finding the Fourth Proportional to 49,107.13, 73,660.69 and 12,171.13

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Solution

The fourth proportional to 49,107.13, 73,660.69 and 12,171.13 is: 18,256.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,107.13 : 73,660.69 = 12,171.13 : x
  2. Step 2: Convert to fraction form
    49,107.13/73,660.69 = 12,171.13/x
  3. Step 3: Cross multiply
    49,107.13x = 73,660.69 × 12,171.13
  4. Step 4: Simplify right side
    49,107.13x = 896,533,833.88
  5. Step 5: Solve for x
    x = 896,533,833.88/49,107.13
  6. Step 6: Final answer
    x = 18,256.69

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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.