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Finding the Fourth Proportional to 17,296.21, 25,943.10 and 9,877.42

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Solution

The fourth proportional to 17,296.21, 25,943.10 and 9,877.42 is: 14,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,296.21 : 25,943.10 = 9,877.42 : x
  2. Step 2: Convert to fraction form
    17,296.21/25,943.10 = 9,877.42/x
  3. Step 3: Cross multiply
    17,296.21x = 25,943.10 × 9,877.42
  4. Step 4: Simplify right side
    17,296.21x = 256,250,894.80
  5. Step 5: Solve for x
    x = 256,250,894.80/17,296.21
  6. Step 6: Final answer
    x = 14,815.44

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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.