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Finding the Fourth Proportional to 73,829.80, 110,760.90 and 23,901.40

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Solution

The fourth proportional to 73,829.80, 110,760.90 and 23,901.40 is: 35,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,829.80 : 110,760.90 = 23,901.40 : x
  2. Step 2: Convert to fraction form
    73,829.80/110,760.90 = 23,901.40/x
  3. Step 3: Cross multiply
    73,829.80x = 110,760.90 × 23,901.40
  4. Step 4: Simplify right side
    73,829.80x = 2,647,340,575.26
  5. Step 5: Solve for x
    x = 2,647,340,575.26/73,829.80
  6. Step 6: Final answer
    x = 35,857.34

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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.