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Finding the Fourth Proportional to 38,996.67, 58,504.68 and 11,294.67

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Solution

The fourth proportional to 38,996.67, 58,504.68 and 11,294.67 is: 16,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,996.67 : 58,504.68 = 11,294.67 : x
  2. Step 2: Convert to fraction form
    38,996.67/58,504.68 = 11,294.67/x
  3. Step 3: Cross multiply
    38,996.67x = 58,504.68 × 11,294.67
  4. Step 4: Simplify right side
    38,996.67x = 660,791,054.06
  5. Step 5: Solve for x
    x = 660,791,054.06/38,996.67
  6. Step 6: Final answer
    x = 16,944.81

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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.