Home / 165,823.83-228,605.18-140,227.56

Finding the Fourth Proportional to 165,823.83, 228,605.18 and 140,227.56

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Solution

The fourth proportional to 165,823.83, 228,605.18 and 140,227.56 is: 193,318.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,823.83 : 228,605.18 = 140,227.56 : x
  2. Step 2: Convert to fraction form
    165,823.83/228,605.18 = 140,227.56/x
  3. Step 3: Cross multiply
    165,823.83x = 228,605.18 × 140,227.56
  4. Step 4: Simplify right side
    165,823.83x = 32,056,745,893.62
  5. Step 5: Solve for x
    x = 32,056,745,893.62/165,823.83
  6. Step 6: Final answer
    x = 193,318.09

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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.