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Finding the Fourth Proportional to 16,243.20, 24,348.06 and 6,368.94

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Solution

The fourth proportional to 16,243.20, 24,348.06 and 6,368.94 is: 9,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.20 : 24,348.06 = 6,368.94 : x
  2. Step 2: Convert to fraction form
    16,243.20/24,348.06 = 6,368.94/x
  3. Step 3: Cross multiply
    16,243.20x = 24,348.06 × 6,368.94
  4. Step 4: Simplify right side
    16,243.20x = 155,071,333.26
  5. Step 5: Solve for x
    x = 155,071,333.26/16,243.20
  6. Step 6: Final answer
    x = 9,546.85

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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.