Home / 40,974.30-61,450.20-25,958.88

Finding the Fourth Proportional to 40,974.30, 61,450.20 and 25,958.88

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Solution

The fourth proportional to 40,974.30, 61,450.20 and 25,958.88 is: 38,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,974.30 : 61,450.20 = 25,958.88 : x
  2. Step 2: Convert to fraction form
    40,974.30/61,450.20 = 25,958.88/x
  3. Step 3: Cross multiply
    40,974.30x = 61,450.20 × 25,958.88
  4. Step 4: Simplify right side
    40,974.30x = 1,595,178,367.78
  5. Step 5: Solve for x
    x = 1,595,178,367.78/40,974.30
  6. Step 6: Final answer
    x = 38,931.19

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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.