Home / 80,029.35-120,050.10-23,865.06

Finding the Fourth Proportional to 80,029.35, 120,050.10 and 23,865.06

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Solution

The fourth proportional to 80,029.35, 120,050.10 and 23,865.06 is: 35,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,029.35 : 120,050.10 = 23,865.06 : x
  2. Step 2: Convert to fraction form
    80,029.35/120,050.10 = 23,865.06/x
  3. Step 3: Cross multiply
    80,029.35x = 120,050.10 × 23,865.06
  4. Step 4: Simplify right side
    80,029.35x = 2,865,003,289.69
  5. Step 5: Solve for x
    x = 2,865,003,289.69/80,029.35
  6. Step 6: Final answer
    x = 35,799.41

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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.