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Finding the Fourth Proportional to 26,572.67, 36,668.90 and 16,500.89

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Solution

The fourth proportional to 26,572.67, 36,668.90 and 16,500.89 is: 22,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,572.67 : 36,668.90 = 16,500.89 : x
  2. Step 2: Convert to fraction form
    26,572.67/36,668.90 = 16,500.89/x
  3. Step 3: Cross multiply
    26,572.67x = 36,668.90 × 16,500.89
  4. Step 4: Simplify right side
    26,572.67x = 605,069,515.11
  5. Step 5: Solve for x
    x = 605,069,515.11/26,572.67
  6. Step 6: Final answer
    x = 22,770.37

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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.