Home / 165,165.60-228,023.10-108,741

Finding the Fourth Proportional to 165,165.60, 228,023.10 and 108,741

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Solution

The fourth proportional to 165,165.60, 228,023.10 and 108,741 is: 150,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,165.60 : 228,023.10 = 108,741 : x
  2. Step 2: Convert to fraction form
    165,165.60/228,023.10 = 108,741/x
  3. Step 3: Cross multiply
    165,165.60x = 228,023.10 × 108,741
  4. Step 4: Simplify right side
    165,165.60x = 24,795,459,917.10
  5. Step 5: Solve for x
    x = 24,795,459,917.10/165,165.60
  6. Step 6: Final answer
    x = 150,124.84

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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.