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Finding the Fourth Proportional to 17,862, 26,794.44 and 5,550

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Solution

The fourth proportional to 17,862, 26,794.44 and 5,550 is: 8,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862 : 26,794.44 = 5,550 : x
  2. Step 2: Convert to fraction form
    17,862/26,794.44 = 5,550/x
  3. Step 3: Cross multiply
    17,862x = 26,794.44 × 5,550
  4. Step 4: Simplify right side
    17,862x = 148,709,142
  5. Step 5: Solve for x
    x = 148,709,142/17,862
  6. Step 6: Final answer
    x = 8,325.45

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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.