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Finding the Fourth Proportional to 16,285.32, 24,425.24 and 7,397.88

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Solution

The fourth proportional to 16,285.32, 24,425.24 and 7,397.88 is: 11,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.32 : 24,425.24 = 7,397.88 : x
  2. Step 2: Convert to fraction form
    16,285.32/24,425.24 = 7,397.88/x
  3. Step 3: Cross multiply
    16,285.32x = 24,425.24 × 7,397.88
  4. Step 4: Simplify right side
    16,285.32x = 180,694,994.49
  5. Step 5: Solve for x
    x = 180,694,994.49/16,285.32
  6. Step 6: Final answer
    x = 11,095.58

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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.