Home / 40,885.62-61,347.78-17,198.37

Finding the Fourth Proportional to 40,885.62, 61,347.78 and 17,198.37

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Solution

The fourth proportional to 40,885.62, 61,347.78 and 17,198.37 is: 25,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885.62 : 61,347.78 = 17,198.37 : x
  2. Step 2: Convert to fraction form
    40,885.62/61,347.78 = 17,198.37/x
  3. Step 3: Cross multiply
    40,885.62x = 61,347.78 × 17,198.37
  4. Step 4: Simplify right side
    40,885.62x = 1,055,081,819.12
  5. Step 5: Solve for x
    x = 1,055,081,819.12/40,885.62
  6. Step 6: Final answer
    x = 25,805.69

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1.5x scale

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.