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Finding the Fourth Proportional to 16,526.62, 24,791.08 and 6,666

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Solution

The fourth proportional to 16,526.62, 24,791.08 and 6,666 is: 9,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,526.62 : 24,791.08 = 6,666 : x
  2. Step 2: Convert to fraction form
    16,526.62/24,791.08 = 6,666/x
  3. Step 3: Cross multiply
    16,526.62x = 24,791.08 × 6,666
  4. Step 4: Simplify right side
    16,526.62x = 165,257,339.28
  5. Step 5: Solve for x
    x = 165,257,339.28/16,526.62
  6. Step 6: Final answer
    x = 9,999.46

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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.