Home / 71,179.44-106,767.07-18,588.93

Finding the Fourth Proportional to 71,179.44, 106,767.07 and 18,588.93

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Solution

The fourth proportional to 71,179.44, 106,767.07 and 18,588.93 is: 27,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,179.44 : 106,767.07 = 18,588.93 : x
  2. Step 2: Convert to fraction form
    71,179.44/106,767.07 = 18,588.93/x
  3. Step 3: Cross multiply
    71,179.44x = 106,767.07 × 18,588.93
  4. Step 4: Simplify right side
    71,179.44x = 1,984,685,590.54
  5. Step 5: Solve for x
    x = 1,984,685,590.54/71,179.44
  6. Step 6: Final answer
    x = 27,882.85

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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.