Home / 165,291.33-247,932.39-111,132.09

Finding the Fourth Proportional to 165,291.33, 247,932.39 and 111,132.09

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Solution

The fourth proportional to 165,291.33, 247,932.39 and 111,132.09 is: 166,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,291.33 : 247,932.39 = 111,132.09 : x
  2. Step 2: Convert to fraction form
    165,291.33/247,932.39 = 111,132.09/x
  3. Step 3: Cross multiply
    165,291.33x = 247,932.39 × 111,132.09
  4. Step 4: Simplify right side
    165,291.33x = 27,553,244,679.40
  5. Step 5: Solve for x
    x = 27,553,244,679.40/165,291.33
  6. Step 6: Final answer
    x = 166,695.04

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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.