Home / 74,217.72-111,331.70-29,844.52

Finding the Fourth Proportional to 74,217.72, 111,331.70 and 29,844.52

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Solution

The fourth proportional to 74,217.72, 111,331.70 and 29,844.52 is: 44,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217.72 : 111,331.70 = 29,844.52 : x
  2. Step 2: Convert to fraction form
    74,217.72/111,331.70 = 29,844.52/x
  3. Step 3: Cross multiply
    74,217.72x = 111,331.70 × 29,844.52
  4. Step 4: Simplify right side
    74,217.72x = 3,322,641,147.28
  5. Step 5: Solve for x
    x = 3,322,641,147.28/74,217.72
  6. Step 6: Final answer
    x = 44,768.84

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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.