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Finding the Fourth Proportional to 46,609.88, 69,923.96 and 18,524.70

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Solution

The fourth proportional to 46,609.88, 69,923.96 and 18,524.70 is: 27,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,609.88 : 69,923.96 = 18,524.70 : x
  2. Step 2: Convert to fraction form
    46,609.88/69,923.96 = 18,524.70/x
  3. Step 3: Cross multiply
    46,609.88x = 69,923.96 × 18,524.70
  4. Step 4: Simplify right side
    46,609.88x = 1,295,320,289.19
  5. Step 5: Solve for x
    x = 1,295,320,289.19/46,609.88
  6. Step 6: Final answer
    x = 27,790.68

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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.