Home / 80,029.73-120,050.67-23,865.45

Finding the Fourth Proportional to 80,029.73, 120,050.67 and 23,865.45

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Solution

The fourth proportional to 80,029.73, 120,050.67 and 23,865.45 is: 35,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,029.73 : 120,050.67 = 23,865.45 : x
  2. Step 2: Convert to fraction form
    80,029.73/120,050.67 = 23,865.45/x
  3. Step 3: Cross multiply
    80,029.73x = 120,050.67 × 23,865.45
  4. Step 4: Simplify right side
    80,029.73x = 2,865,063,262.35
  5. Step 5: Solve for x
    x = 2,865,063,262.35/80,029.73
  6. Step 6: Final answer
    x = 35,799.99

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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.