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Finding the Fourth Proportional to 16,311.60, 24,476.60 and 6,950.64

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Solution

The fourth proportional to 16,311.60, 24,476.60 and 6,950.64 is: 10,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311.60 : 24,476.60 = 6,950.64 : x
  2. Step 2: Convert to fraction form
    16,311.60/24,476.60 = 6,950.64/x
  3. Step 3: Cross multiply
    16,311.60x = 24,476.60 × 6,950.64
  4. Step 4: Simplify right side
    16,311.60x = 170,128,035.02
  5. Step 5: Solve for x
    x = 170,128,035.02/16,311.60
  6. Step 6: Final answer
    x = 10,429.88

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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.