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Finding the Fourth Proportional to 23,972.80, 35,950.08 and 7,327.68

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Solution

The fourth proportional to 23,972.80, 35,950.08 and 7,327.68 is: 10,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,972.80 : 35,950.08 = 7,327.68 : x
  2. Step 2: Convert to fraction form
    23,972.80/35,950.08 = 7,327.68/x
  3. Step 3: Cross multiply
    23,972.80x = 35,950.08 × 7,327.68
  4. Step 4: Simplify right side
    23,972.80x = 263,430,682.21
  5. Step 5: Solve for x
    x = 263,430,682.21/23,972.80
  6. Step 6: Final answer
    x = 10,988.73

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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.