Home / 57,811.37-86,675.00-39,044.88

Finding the Fourth Proportional to 57,811.37, 86,675.00 and 39,044.88

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Solution

The fourth proportional to 57,811.37, 86,675.00 and 39,044.88 is: 58,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811.37 : 86,675.00 = 39,044.88 : x
  2. Step 2: Convert to fraction form
    57,811.37/86,675.00 = 39,044.88/x
  3. Step 3: Cross multiply
    57,811.37x = 86,675.00 × 39,044.88
  4. Step 4: Simplify right side
    57,811.37x = 3,384,214,778.78
  5. Step 5: Solve for x
    x = 3,384,214,778.78/57,811.37
  6. Step 6: Final answer
    x = 58,538.92

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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.