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Finding the Fourth Proportional to 8,610.04, 11,882.73 and 5,074.39

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Solution

The fourth proportional to 8,610.04, 11,882.73 and 5,074.39 is: 7,003.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610.04 : 11,882.73 = 5,074.39 : x
  2. Step 2: Convert to fraction form
    8,610.04/11,882.73 = 5,074.39/x
  3. Step 3: Cross multiply
    8,610.04x = 11,882.73 × 5,074.39
  4. Step 4: Simplify right side
    8,610.04x = 60,297,606.28
  5. Step 5: Solve for x
    x = 60,297,606.28/8,610.04
  6. Step 6: Final answer
    x = 7,003.17

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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.