Home / 57,791.42-86,687.15-37,817.75

Finding the Fourth Proportional to 57,791.42, 86,687.15 and 37,817.75

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Solution

The fourth proportional to 57,791.42, 86,687.15 and 37,817.75 is: 56,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,791.42 : 86,687.15 = 37,817.75 : x
  2. Step 2: Convert to fraction form
    57,791.42/86,687.15 = 37,817.75/x
  3. Step 3: Cross multiply
    57,791.42x = 86,687.15 × 37,817.75
  4. Step 4: Simplify right side
    57,791.42x = 3,278,312,533.48
  5. Step 5: Solve for x
    x = 3,278,312,533.48/57,791.42
  6. Step 6: Final answer
    x = 56,726.63

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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.