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Finding the Fourth Proportional to 16,616.40, 24,917.40 and 6,752.40

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Solution

The fourth proportional to 16,616.40, 24,917.40 and 6,752.40 is: 10,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.40 : 24,917.40 = 6,752.40 : x
  2. Step 2: Convert to fraction form
    16,616.40/24,917.40 = 6,752.40/x
  3. Step 3: Cross multiply
    16,616.40x = 24,917.40 × 6,752.40
  4. Step 4: Simplify right side
    16,616.40x = 168,252,251.76
  5. Step 5: Solve for x
    x = 168,252,251.76/16,616.40
  6. Step 6: Final answer
    x = 10,125.67

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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.