Home / 166,933.08-250,288.41-86,774.04

Finding the Fourth Proportional to 166,933.08, 250,288.41 and 86,774.04

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Solution

The fourth proportional to 166,933.08, 250,288.41 and 86,774.04 is: 130,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,933.08 : 250,288.41 = 86,774.04 : x
  2. Step 2: Convert to fraction form
    166,933.08/250,288.41 = 86,774.04/x
  3. Step 3: Cross multiply
    166,933.08x = 250,288.41 × 86,774.04
  4. Step 4: Simplify right side
    166,933.08x = 21,718,536,500.88
  5. Step 5: Solve for x
    x = 21,718,536,500.88/166,933.08
  6. Step 6: Final answer
    x = 130,103.25

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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.