Home / 109,234.27-150,746.11-61,489.33

Finding the Fourth Proportional to 109,234.27, 150,746.11 and 61,489.33

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Solution

The fourth proportional to 109,234.27, 150,746.11 and 61,489.33 is: 84,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,234.27 : 150,746.11 = 61,489.33 : x
  2. Step 2: Convert to fraction form
    109,234.27/150,746.11 = 61,489.33/x
  3. Step 3: Cross multiply
    109,234.27x = 150,746.11 × 61,489.33
  4. Step 4: Simplify right side
    109,234.27x = 9,269,277,119.30
  5. Step 5: Solve for x
    x = 9,269,277,119.30/109,234.27
  6. Step 6: Final answer
    x = 84,856.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.