Home / 37,282.91-51,469.48-28,765.90

Finding the Fourth Proportional to 37,282.91, 51,469.48 and 28,765.90

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Solution

The fourth proportional to 37,282.91, 51,469.48 and 28,765.90 is: 39,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,282.91 : 51,469.48 = 28,765.90 : x
  2. Step 2: Convert to fraction form
    37,282.91/51,469.48 = 28,765.90/x
  3. Step 3: Cross multiply
    37,282.91x = 51,469.48 × 28,765.90
  4. Step 4: Simplify right side
    37,282.91x = 1,480,565,914.73
  5. Step 5: Solve for x
    x = 1,480,565,914.73/37,282.91
  6. Step 6: Final answer
    x = 39,711.65

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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.