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Finding the Fourth Proportional to 17,520.52, 24,178.14 and 9,562.68

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Solution

The fourth proportional to 17,520.52, 24,178.14 and 9,562.68 is: 13,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.52 : 24,178.14 = 9,562.68 : x
  2. Step 2: Convert to fraction form
    17,520.52/24,178.14 = 9,562.68/x
  3. Step 3: Cross multiply
    17,520.52x = 24,178.14 × 9,562.68
  4. Step 4: Simplify right side
    17,520.52x = 231,207,815.82
  5. Step 5: Solve for x
    x = 231,207,815.82/17,520.52
  6. Step 6: Final answer
    x = 13,196.40

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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.