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Finding the Fourth Proportional to 17,880.30, 24,676.36 and 9,924.08

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Solution

The fourth proportional to 17,880.30, 24,676.36 and 9,924.08 is: 13,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.30 : 24,676.36 = 9,924.08 : x
  2. Step 2: Convert to fraction form
    17,880.30/24,676.36 = 9,924.08/x
  3. Step 3: Cross multiply
    17,880.30x = 24,676.36 × 9,924.08
  4. Step 4: Simplify right side
    17,880.30x = 244,890,170.75
  5. Step 5: Solve for x
    x = 244,890,170.75/17,880.30
  6. Step 6: Final answer
    x = 13,696.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.