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Finding the Fourth Proportional to 73,754.74, 110,638.59 and 23,815.54

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Solution

The fourth proportional to 73,754.74, 110,638.59 and 23,815.54 is: 35,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,754.74 : 110,638.59 = 23,815.54 : x
  2. Step 2: Convert to fraction form
    73,754.74/110,638.59 = 23,815.54/x
  3. Step 3: Cross multiply
    73,754.74x = 110,638.59 × 23,815.54
  4. Step 4: Simplify right side
    73,754.74x = 2,634,917,765.69
  5. Step 5: Solve for x
    x = 2,634,917,765.69/73,754.74
  6. Step 6: Final answer
    x = 35,725.40

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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.