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Finding the Fourth Proportional to 73,855.60, 110,759.70 and 23,923.65

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Solution

The fourth proportional to 73,855.60, 110,759.70 and 23,923.65 is: 35,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,855.60 : 110,759.70 = 23,923.65 : x
  2. Step 2: Convert to fraction form
    73,855.60/110,759.70 = 23,923.65/x
  3. Step 3: Cross multiply
    73,855.60x = 110,759.70 × 23,923.65
  4. Step 4: Simplify right side
    73,855.60x = 2,649,776,801.97
  5. Step 5: Solve for x
    x = 2,649,776,801.97/73,855.60
  6. Step 6: Final answer
    x = 35,877.81

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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.