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Finding the Fourth Proportional to 17,231, 23,775.06 and 10,154.84

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Solution

The fourth proportional to 17,231, 23,775.06 and 10,154.84 is: 14,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231 : 23,775.06 = 10,154.84 : x
  2. Step 2: Convert to fraction form
    17,231/23,775.06 = 10,154.84/x
  3. Step 3: Cross multiply
    17,231x = 23,775.06 × 10,154.84
  4. Step 4: Simplify right side
    17,231x = 241,431,930.29
  5. Step 5: Solve for x
    x = 241,431,930.29/17,231
  6. Step 6: Final answer
    x = 14,011.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.