Home / 165,172.60-228,032.76-108,748

Finding the Fourth Proportional to 165,172.60, 228,032.76 and 108,748

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Solution

The fourth proportional to 165,172.60, 228,032.76 and 108,748 is: 150,134.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,172.60 : 228,032.76 = 108,748 : x
  2. Step 2: Convert to fraction form
    165,172.60/228,032.76 = 108,748/x
  3. Step 3: Cross multiply
    165,172.60x = 228,032.76 × 108,748
  4. Step 4: Simplify right side
    165,172.60x = 24,798,106,584.48
  5. Step 5: Solve for x
    x = 24,798,106,584.48/165,172.60
  6. Step 6: Final answer
    x = 150,134.51

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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.