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Finding the Fourth Proportional to 12,023.97, 18,035.97 and 5,004.30

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Solution

The fourth proportional to 12,023.97, 18,035.97 and 5,004.30 is: 7,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.97 : 18,035.97 = 5,004.30 : x
  2. Step 2: Convert to fraction form
    12,023.97/18,035.97 = 5,004.30/x
  3. Step 3: Cross multiply
    12,023.97x = 18,035.97 × 5,004.30
  4. Step 4: Simplify right side
    12,023.97x = 90,257,404.67
  5. Step 5: Solve for x
    x = 90,257,404.67/12,023.97
  6. Step 6: Final answer
    x = 7,506.46

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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.