Home / 92,323.12-138,508.04-25,763.23

Finding the Fourth Proportional to 92,323.12, 138,508.04 and 25,763.23

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Solution

The fourth proportional to 92,323.12, 138,508.04 and 25,763.23 is: 38,651.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,323.12 : 138,508.04 = 25,763.23 : x
  2. Step 2: Convert to fraction form
    92,323.12/138,508.04 = 25,763.23/x
  3. Step 3: Cross multiply
    92,323.12x = 138,508.04 × 25,763.23
  4. Step 4: Simplify right side
    92,323.12x = 3,568,414,362.55
  5. Step 5: Solve for x
    x = 3,568,414,362.55/92,323.12
  6. Step 6: Final answer
    x = 38,651.36

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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.