Home / 40,757.45-61,124.31-15,791.93

Finding the Fourth Proportional to 40,757.45, 61,124.31 and 15,791.93

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Solution

The fourth proportional to 40,757.45, 61,124.31 and 15,791.93 is: 23,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,757.45 : 61,124.31 = 15,791.93 : x
  2. Step 2: Convert to fraction form
    40,757.45/61,124.31 = 15,791.93/x
  3. Step 3: Cross multiply
    40,757.45x = 61,124.31 × 15,791.93
  4. Step 4: Simplify right side
    40,757.45x = 965,270,519.20
  5. Step 5: Solve for x
    x = 965,270,519.20/40,757.45
  6. Step 6: Final answer
    x = 23,683.29

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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.