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Finding the Fourth Proportional to 16,607.43, 24,911.42 and 4,920.48

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Solution

The fourth proportional to 16,607.43, 24,911.42 and 4,920.48 is: 7,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,607.43 : 24,911.42 = 4,920.48 : x
  2. Step 2: Convert to fraction form
    16,607.43/24,911.42 = 4,920.48/x
  3. Step 3: Cross multiply
    16,607.43x = 24,911.42 × 4,920.48
  4. Step 4: Simplify right side
    16,607.43x = 122,576,119.28
  5. Step 5: Solve for x
    x = 122,576,119.28/16,607.43
  6. Step 6: Final answer
    x = 7,380.80

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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.