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Finding the Fourth Proportional to 73,791.87, 110,746.80 and 38,263.29

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Solution

The fourth proportional to 73,791.87, 110,746.80 and 38,263.29 is: 57,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,791.87 : 110,746.80 = 38,263.29 : x
  2. Step 2: Convert to fraction form
    73,791.87/110,746.80 = 38,263.29/x
  3. Step 3: Cross multiply
    73,791.87x = 110,746.80 × 38,263.29
  4. Step 4: Simplify right side
    73,791.87x = 4,237,536,924.97
  5. Step 5: Solve for x
    x = 4,237,536,924.97/73,791.87
  6. Step 6: Final answer
    x = 57,425.53

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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.