Home / 165,166.60-228,024.48-108,742

Finding the Fourth Proportional to 165,166.60, 228,024.48 and 108,742

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Solution

The fourth proportional to 165,166.60, 228,024.48 and 108,742 is: 150,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,166.60 : 228,024.48 = 108,742 : x
  2. Step 2: Convert to fraction form
    165,166.60/228,024.48 = 108,742/x
  3. Step 3: Cross multiply
    165,166.60x = 228,024.48 × 108,742
  4. Step 4: Simplify right side
    165,166.60x = 24,795,838,004.16
  5. Step 5: Solve for x
    x = 24,795,838,004.16/165,166.60
  6. Step 6: Final answer
    x = 150,126.22

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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.