Home / 74,418.27-111,626.85-30,044.34

Finding the Fourth Proportional to 74,418.27, 111,626.85 and 30,044.34

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Solution

The fourth proportional to 74,418.27, 111,626.85 and 30,044.34 is: 45,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,418.27 : 111,626.85 = 30,044.34 : x
  2. Step 2: Convert to fraction form
    74,418.27/111,626.85 = 30,044.34/x
  3. Step 3: Cross multiply
    74,418.27x = 111,626.85 × 30,044.34
  4. Step 4: Simplify right side
    74,418.27x = 3,353,755,034.53
  5. Step 5: Solve for x
    x = 3,353,755,034.53/74,418.27
  6. Step 6: Final answer
    x = 45,066.29

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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.