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Finding the Fourth Proportional to 67,763.30, 101,661.11 and 23,390.46

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Solution

The fourth proportional to 67,763.30, 101,661.11 and 23,390.46 is: 35,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,763.30 : 101,661.11 = 23,390.46 : x
  2. Step 2: Convert to fraction form
    67,763.30/101,661.11 = 23,390.46/x
  3. Step 3: Cross multiply
    67,763.30x = 101,661.11 × 23,390.46
  4. Step 4: Simplify right side
    67,763.30x = 2,377,900,010.06
  5. Step 5: Solve for x
    x = 2,377,900,010.06/67,763.30
  6. Step 6: Final answer
    x = 35,091.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.