Home / 74,179.11-111,297.11-44,617.89

Finding the Fourth Proportional to 74,179.11, 111,297.11 and 44,617.89

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Solution

The fourth proportional to 74,179.11, 111,297.11 and 44,617.89 is: 66,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,179.11 : 111,297.11 = 44,617.89 : x
  2. Step 2: Convert to fraction form
    74,179.11/111,297.11 = 44,617.89/x
  3. Step 3: Cross multiply
    74,179.11x = 111,297.11 × 44,617.89
  4. Step 4: Simplify right side
    74,179.11x = 4,965,841,988.21
  5. Step 5: Solve for x
    x = 4,965,841,988.21/74,179.11
  6. Step 6: Final answer
    x = 66,943.94

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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.