Home / 74,013.94-111,002.41-29,044.43

Finding the Fourth Proportional to 74,013.94, 111,002.41 and 29,044.43

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Solution

The fourth proportional to 74,013.94, 111,002.41 and 29,044.43 is: 43,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,013.94 : 111,002.41 = 29,044.43 : x
  2. Step 2: Convert to fraction form
    74,013.94/111,002.41 = 29,044.43/x
  3. Step 3: Cross multiply
    74,013.94x = 111,002.41 × 29,044.43
  4. Step 4: Simplify right side
    74,013.94x = 3,224,001,727.08
  5. Step 5: Solve for x
    x = 3,224,001,727.08/74,013.94
  6. Step 6: Final answer
    x = 43,559.39

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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.