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Finding the Fourth Proportional to 16,480.18, 24,712.88 and 9,819.82

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Solution

The fourth proportional to 16,480.18, 24,712.88 and 9,819.82 is: 14,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.18 : 24,712.88 = 9,819.82 : x
  2. Step 2: Convert to fraction form
    16,480.18/24,712.88 = 9,819.82/x
  3. Step 3: Cross multiply
    16,480.18x = 24,712.88 × 9,819.82
  4. Step 4: Simplify right side
    16,480.18x = 242,675,931.30
  5. Step 5: Solve for x
    x = 242,675,931.30/16,480.18
  6. Step 6: Final answer
    x = 14,725.32

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1.5x scale

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.