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Finding the Fourth Proportional to 73,810.80, 110,732.40 and 23,882.40

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Solution

The fourth proportional to 73,810.80, 110,732.40 and 23,882.40 is: 35,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,810.80 : 110,732.40 = 23,882.40 : x
  2. Step 2: Convert to fraction form
    73,810.80/110,732.40 = 23,882.40/x
  3. Step 3: Cross multiply
    73,810.80x = 110,732.40 × 23,882.40
  4. Step 4: Simplify right side
    73,810.80x = 2,644,555,469.76
  5. Step 5: Solve for x
    x = 2,644,555,469.76/73,810.80
  6. Step 6: Final answer
    x = 35,828.84

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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.