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Finding the Fourth Proportional to 16,246.80, 24,371.08 and 5,152.68

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Solution

The fourth proportional to 16,246.80, 24,371.08 and 5,152.68 is: 7,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.80 : 24,371.08 = 5,152.68 : x
  2. Step 2: Convert to fraction form
    16,246.80/24,371.08 = 5,152.68/x
  3. Step 3: Cross multiply
    16,246.80x = 24,371.08 × 5,152.68
  4. Step 4: Simplify right side
    16,246.80x = 125,576,376.49
  5. Step 5: Solve for x
    x = 125,576,376.49/16,246.80
  6. Step 6: Final answer
    x = 7,729.30

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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.