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Finding the Fourth Proportional to 73,672.54, 110,509.60 and 58,974.89

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Solution

The fourth proportional to 73,672.54, 110,509.60 and 58,974.89 is: 88,462.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,672.54 : 110,509.60 = 58,974.89 : x
  2. Step 2: Convert to fraction form
    73,672.54/110,509.60 = 58,974.89/x
  3. Step 3: Cross multiply
    73,672.54x = 110,509.60 × 58,974.89
  4. Step 4: Simplify right side
    73,672.54x = 6,517,291,503.94
  5. Step 5: Solve for x
    x = 6,517,291,503.94/73,672.54
  6. Step 6: Final answer
    x = 88,462.97

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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.