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Finding the Fourth Proportional to 16,644.12, 22,968.92 and 9,473.79

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Solution

The fourth proportional to 16,644.12, 22,968.92 and 9,473.79 is: 13,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,644.12 : 22,968.92 = 9,473.79 : x
  2. Step 2: Convert to fraction form
    16,644.12/22,968.92 = 9,473.79/x
  3. Step 3: Cross multiply
    16,644.12x = 22,968.92 × 9,473.79
  4. Step 4: Simplify right side
    16,644.12x = 217,602,677.24
  5. Step 5: Solve for x
    x = 217,602,677.24/16,644.12
  6. Step 6: Final answer
    x = 13,073.85

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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.