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Finding the Fourth Proportional to 164,260.89, 226,680 and 88,809.39

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Solution

The fourth proportional to 164,260.89, 226,680 and 88,809.39 is: 122,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,260.89 : 226,680 = 88,809.39 : x
  2. Step 2: Convert to fraction form
    164,260.89/226,680 = 88,809.39/x
  3. Step 3: Cross multiply
    164,260.89x = 226,680 × 88,809.39
  4. Step 4: Simplify right side
    164,260.89x = 20,131,312,525.20
  5. Step 5: Solve for x
    x = 20,131,312,525.20/164,260.89
  6. Step 6: Final answer
    x = 122,556.94

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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.