Home / 17,642.03-26,467.09-5,161.75

Finding the Fourth Proportional to 17,642.03, 26,467.09 and 5,161.75

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Solution

The fourth proportional to 17,642.03, 26,467.09 and 5,161.75 is: 7,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.03 : 26,467.09 = 5,161.75 : x
  2. Step 2: Convert to fraction form
    17,642.03/26,467.09 = 5,161.75/x
  3. Step 3: Cross multiply
    17,642.03x = 26,467.09 × 5,161.75
  4. Step 4: Simplify right side
    17,642.03x = 136,616,422.74
  5. Step 5: Solve for x
    x = 136,616,422.74/17,642.03
  6. Step 6: Final answer
    x = 7,743.81

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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.