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Finding the Fourth Proportional to 16,843.70, 25,277.70 and 9,440.30

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Solution

The fourth proportional to 16,843.70, 25,277.70 and 9,440.30 is: 14,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.70 : 25,277.70 = 9,440.30 : x
  2. Step 2: Convert to fraction form
    16,843.70/25,277.70 = 9,440.30/x
  3. Step 3: Cross multiply
    16,843.70x = 25,277.70 × 9,440.30
  4. Step 4: Simplify right side
    16,843.70x = 238,629,071.31
  5. Step 5: Solve for x
    x = 238,629,071.31/16,843.70
  6. Step 6: Final answer
    x = 14,167.26

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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.