Home / 381,196.44-571,815.18-100,706.04

Finding the Fourth Proportional to 381,196.44, 571,815.18 and 100,706.04

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Solution

The fourth proportional to 381,196.44, 571,815.18 and 100,706.04 is: 151,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,196.44 : 571,815.18 = 100,706.04 : x
  2. Step 2: Convert to fraction form
    381,196.44/571,815.18 = 100,706.04/x
  3. Step 3: Cross multiply
    381,196.44x = 571,815.18 × 100,706.04
  4. Step 4: Simplify right side
    381,196.44x = 57,585,242,389.69
  5. Step 5: Solve for x
    x = 57,585,242,389.69/381,196.44
  6. Step 6: Final answer
    x = 151,064.48

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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.