Home / 165,161.60-228,017.58-108,737

Finding the Fourth Proportional to 165,161.60, 228,017.58 and 108,737

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Solution

The fourth proportional to 165,161.60, 228,017.58 and 108,737 is: 150,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,161.60 : 228,017.58 = 108,737 : x
  2. Step 2: Convert to fraction form
    165,161.60/228,017.58 = 108,737/x
  3. Step 3: Cross multiply
    165,161.60x = 228,017.58 × 108,737
  4. Step 4: Simplify right side
    165,161.60x = 24,793,947,596.46
  5. Step 5: Solve for x
    x = 24,793,947,596.46/165,161.60
  6. Step 6: Final answer
    x = 150,119.32

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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.