Home / 74,104.43-111,156.91-17,944.44

Finding the Fourth Proportional to 74,104.43, 111,156.91 and 17,944.44

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Solution

The fourth proportional to 74,104.43, 111,156.91 and 17,944.44 is: 26,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.43 : 111,156.91 = 17,944.44 : x
  2. Step 2: Convert to fraction form
    74,104.43/111,156.91 = 17,944.44/x
  3. Step 3: Cross multiply
    74,104.43x = 111,156.91 × 17,944.44
  4. Step 4: Simplify right side
    74,104.43x = 1,994,648,502.08
  5. Step 5: Solve for x
    x = 1,994,648,502.08/74,104.43
  6. Step 6: Final answer
    x = 26,916.73

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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.