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Finding the Fourth Proportional to 66,969.34, 100,383.20 and 24,246.28

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Solution

The fourth proportional to 66,969.34, 100,383.20 and 24,246.28 is: 36,343.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,969.34 : 100,383.20 = 24,246.28 : x
  2. Step 2: Convert to fraction form
    66,969.34/100,383.20 = 24,246.28/x
  3. Step 3: Cross multiply
    66,969.34x = 100,383.20 × 24,246.28
  4. Step 4: Simplify right side
    66,969.34x = 2,433,919,174.50
  5. Step 5: Solve for x
    x = 2,433,919,174.50/66,969.34
  6. Step 6: Final answer
    x = 36,343.78

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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.