Home / 165,753.56-228,679.92-108,425.62

Finding the Fourth Proportional to 165,753.56, 228,679.92 and 108,425.62

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Solution

The fourth proportional to 165,753.56, 228,679.92 and 108,425.62 is: 149,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,753.56 : 228,679.92 = 108,425.62 : x
  2. Step 2: Convert to fraction form
    165,753.56/228,679.92 = 108,425.62/x
  3. Step 3: Cross multiply
    165,753.56x = 228,679.92 × 108,425.62
  4. Step 4: Simplify right side
    165,753.56x = 24,794,762,107.55
  5. Step 5: Solve for x
    x = 24,794,762,107.55/165,753.56
  6. Step 6: Final answer
    x = 149,588.11

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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.