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Finding the Fourth Proportional to 36,556.68, 54,834.84 and 8,854.68

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Solution

The fourth proportional to 36,556.68, 54,834.84 and 8,854.68 is: 13,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.68 : 54,834.84 = 8,854.68 : x
  2. Step 2: Convert to fraction form
    36,556.68/54,834.84 = 8,854.68/x
  3. Step 3: Cross multiply
    36,556.68x = 54,834.84 × 8,854.68
  4. Step 4: Simplify right side
    36,556.68x = 485,544,961.05
  5. Step 5: Solve for x
    x = 485,544,961.05/36,556.68
  6. Step 6: Final answer
    x = 13,281.98

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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.