Home / 165,447.14-228,158.25-111,122.06

Finding the Fourth Proportional to 165,447.14, 228,158.25 and 111,122.06

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Solution

The fourth proportional to 165,447.14, 228,158.25 and 111,122.06 is: 153,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,447.14 : 228,158.25 = 111,122.06 : x
  2. Step 2: Convert to fraction form
    165,447.14/228,158.25 = 111,122.06/x
  3. Step 3: Cross multiply
    165,447.14x = 228,158.25 × 111,122.06
  4. Step 4: Simplify right side
    165,447.14x = 25,353,414,746.00
  5. Step 5: Solve for x
    x = 25,353,414,746.00/165,447.14
  6. Step 6: Final answer
    x = 153,241.78

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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.