Home / 165,186.40-227,993.52-108,603.04

Finding the Fourth Proportional to 165,186.40, 227,993.52 and 108,603.04

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Solution

The fourth proportional to 165,186.40, 227,993.52 and 108,603.04 is: 149,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,186.40 : 227,993.52 = 108,603.04 : x
  2. Step 2: Convert to fraction form
    165,186.40/227,993.52 = 108,603.04/x
  3. Step 3: Cross multiply
    165,186.40x = 227,993.52 × 108,603.04
  4. Step 4: Simplify right side
    165,186.40x = 24,760,789,372.30
  5. Step 5: Solve for x
    x = 24,760,789,372.30/165,186.40
  6. Step 6: Final answer
    x = 149,896.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.