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Finding the Fourth Proportional to 14,873, 22,318.16 and 6,665

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Solution

The fourth proportional to 14,873, 22,318.16 and 6,665 is: 10,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873 : 22,318.16 = 6,665 : x
  2. Step 2: Convert to fraction form
    14,873/22,318.16 = 6,665/x
  3. Step 3: Cross multiply
    14,873x = 22,318.16 × 6,665
  4. Step 4: Simplify right side
    14,873x = 148,750,536.40
  5. Step 5: Solve for x
    x = 148,750,536.40/14,873
  6. Step 6: Final answer
    x = 10,001.38

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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.