Home / 40,791.90-61,089.30-23,208.42

Finding the Fourth Proportional to 40,791.90, 61,089.30 and 23,208.42

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Solution

The fourth proportional to 40,791.90, 61,089.30 and 23,208.42 is: 34,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.90 : 61,089.30 = 23,208.42 : x
  2. Step 2: Convert to fraction form
    40,791.90/61,089.30 = 23,208.42/x
  3. Step 3: Cross multiply
    40,791.90x = 61,089.30 × 23,208.42
  4. Step 4: Simplify right side
    40,791.90x = 1,417,786,131.91
  5. Step 5: Solve for x
    x = 1,417,786,131.91/40,791.90
  6. Step 6: Final answer
    x = 34,756.56

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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.