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Finding the Fourth Proportional to 16,276.89, 24,416.04 and 7,963.90

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Solution

The fourth proportional to 16,276.89, 24,416.04 and 7,963.90 is: 11,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,276.89 : 24,416.04 = 7,963.90 : x
  2. Step 2: Convert to fraction form
    16,276.89/24,416.04 = 7,963.90/x
  3. Step 3: Cross multiply
    16,276.89x = 24,416.04 × 7,963.90
  4. Step 4: Simplify right side
    16,276.89x = 194,446,916.54
  5. Step 5: Solve for x
    x = 194,446,916.54/16,276.89
  6. Step 6: Final answer
    x = 11,946.20

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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.