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Finding the Fourth Proportional to 17,615, 24,308.70 and 10,163

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Solution

The fourth proportional to 17,615, 24,308.70 and 10,163 is: 14,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615 : 24,308.70 = 10,163 : x
  2. Step 2: Convert to fraction form
    17,615/24,308.70 = 10,163/x
  3. Step 3: Cross multiply
    17,615x = 24,308.70 × 10,163
  4. Step 4: Simplify right side
    17,615x = 247,049,318.10
  5. Step 5: Solve for x
    x = 247,049,318.10/17,615
  6. Step 6: Final answer
    x = 14,024.94

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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.