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Finding the Fourth Proportional to 18,524.92, 25,564.12 and 10,567.12

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Solution

The fourth proportional to 18,524.92, 25,564.12 and 10,567.12 is: 14,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.92 : 25,564.12 = 10,567.12 : x
  2. Step 2: Convert to fraction form
    18,524.92/25,564.12 = 10,567.12/x
  3. Step 3: Cross multiply
    18,524.92x = 25,564.12 × 10,567.12
  4. Step 4: Simplify right side
    18,524.92x = 270,139,123.73
  5. Step 5: Solve for x
    x = 270,139,123.73/18,524.92
  6. Step 6: Final answer
    x = 14,582.47

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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.