Home / 45,020.40-67,489.32-17,297.52

Finding the Fourth Proportional to 45,020.40, 67,489.32 and 17,297.52

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Solution

The fourth proportional to 45,020.40, 67,489.32 and 17,297.52 is: 25,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,020.40 : 67,489.32 = 17,297.52 : x
  2. Step 2: Convert to fraction form
    45,020.40/67,489.32 = 17,297.52/x
  3. Step 3: Cross multiply
    45,020.40x = 67,489.32 × 17,297.52
  4. Step 4: Simplify right side
    45,020.40x = 1,167,397,862.49
  5. Step 5: Solve for x
    x = 1,167,397,862.49/45,020.40
  6. Step 6: Final answer
    x = 25,930.42

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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.