Home / 38,480.84-57,739.52-26,652.80

Finding the Fourth Proportional to 38,480.84, 57,739.52 and 26,652.80

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Solution

The fourth proportional to 38,480.84, 57,739.52 and 26,652.80 is: 39,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480.84 : 57,739.52 = 26,652.80 : x
  2. Step 2: Convert to fraction form
    38,480.84/57,739.52 = 26,652.80/x
  3. Step 3: Cross multiply
    38,480.84x = 57,739.52 × 26,652.80
  4. Step 4: Simplify right side
    38,480.84x = 1,538,919,878.66
  5. Step 5: Solve for x
    x = 1,538,919,878.66/38,480.84
  6. Step 6: Final answer
    x = 39,991.85

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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.