Home / 57,806.88-86,651.58-39,089.04

Finding the Fourth Proportional to 57,806.88, 86,651.58 and 39,089.04

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Solution

The fourth proportional to 57,806.88, 86,651.58 and 39,089.04 is: 58,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806.88 : 86,651.58 = 39,089.04 : x
  2. Step 2: Convert to fraction form
    57,806.88/86,651.58 = 39,089.04/x
  3. Step 3: Cross multiply
    57,806.88x = 86,651.58 × 39,089.04
  4. Step 4: Simplify right side
    57,806.88x = 3,387,127,076.68
  5. Step 5: Solve for x
    x = 3,387,127,076.68/57,806.88
  6. Step 6: Final answer
    x = 58,593.85

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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.